D. Needham

M. Dewhirst, D. Needham, F. Yuan, 2006, International journal of hyperthermia : the official journal of European Society for Hyperthermic Oncology, North American Hyperthermia Group.

The effects of bilayer thickness and tension on gramicidin single-channel lifetime.

D. Needham, J. Dilger, D. Haydon, 1983, Biochimica et biophysica acta.

Time-dependent recovery of passive neutrophils after large deformation.

D Needham, R M Hochmuth, R. Tran-Son-Tay, 1991, Biophysical journal.

Materials characterization of the low temperature sensitive liposome (LTSL): effects of the lipid composition (lysolipid and DSPE-PEG2000) on the thermal transition and release of doxorubicin.

David Needham, D. Needham, Ji-Young Park, 2013, Faraday discussions.

Measurement of interbilayer adhesion energies.

D. Needham, David C. Needham, 1993, Methods in enzymology.

Giant vesicle bilayers composed of mixtures of lipids, cholesterol and polypeptides. Thermomechanical and (mutual) adherence properties.

E. Evans, D. Needham, 1986, Faraday discussions of the Chemical Society.

Two phase I dose-escalation/pharmacokinetics studies of low temperature liposomal doxorubicin (LTLD) and mild local hyperthermia in heavily pretreated patients with local regionally recurrent breast cancer

I. Hsu, M. Dewhirst, C. Diederich, 2014, International journal of hyperthermia : the official journal of European Society for Hyperthermic Oncology, North American Hyperthermia Group.

New technology and clinical applications of nanomedicine: Highlights of the second annual meeting of the American Academy of Nanomedicine (Part I)

Shuming Nie, Hidezo Mori, Donald A Tomalia, 2006, Nanomedicine: Nanotechnology, Biology and Medicine.

Phase Behavior of a Lipid/Polymer-Lipid Mixture in Aqueous Medium

D. Needham, K. Hristova, 1995 .

Binding of Paclitaxel to Lipid Interfaces: Correlations with Interface Compliance

D. Needham, R. Sarpal, 1998 .

Lysolipid exchange with lipid vesicle membranes

D. Zhelev, D. Needham, 1995, Annals of Biomedical Engineering.

Pentoxifylline modulates deformability, F-actin content, and superoxide anion production of polymorphonuclear leukocytes from diabetic cats.

D. Needham, D. Hatchell, S. Freedman, 1992, Experimental eye research.

Dynamics of Neutrophil Membrane Compliance and Microstructure probed with a Micropipet-based Piconewton Force Transducer

H. P. Ting-Beall, E. Evans, S. Simon, 2007, Annals of Biomedical Engineering.

The “Stealth” Liposome: A Prototypical Biomaterial

D. Needham, D. Lasič, 1996 .

Oligo-α-hydroxy Ester Cross-Linkers: Impact of Cross-Linker Structure on Biodegradable Hydrogel Networks

D. Needham, P. Kiser, G. Eichenbaum, 2005 .

Materials Engineering of Lipid Bilayers for Drug Carrier Performance

D. Needham, 1999 .

Structure and mechanical properties of giant lipid (DMPC) vesicle bilayers from 20 degrees C below to 10 degrees C above the liquid crystal-crystalline phase transition at 24 degrees C.

E. Evans, D. Needham, David Needham, 1988, Biochemistry.

The Influence of Polymer-Grafted Lipids on the Physical Properties of Lipid Bilayers: A Theoretical Study

D. Needham, K. Hristova, 1994 .

Temperature-Triggered Nanotechnology for Chemotherapy: Rapid Release From Lysolipid Temperature-Sensitive Liposomes

D. Needham, J. Mills, 2006 .

Novel radioisotope-based nanomedical approaches

D. Needham, M. Thomassen, T. Kruse, 2013 .

Evaluation of synthetic phospholipid ultrasound contrast agents.

Matthew J Hasik, D. Needham, L. Howle, 2002, Ultrasonics.

The pH Dependence of Niclosamide Solubility, Dissolution, and Morphology: Motivation for Potentially Universal Mucin-Penetrating Nasal and Throat Sprays for COVID19, its Variants and other Viral Infections

D. Needham, 2021, Pharmaceutical Research.

The pH Dependence of Niclosamide Solubility, Dissolution and Morphology Motivates a Potentially More Bioavailable Mucin-Penetrating Nasal and Throat Spray for COVID19, it’s Contagious Variants, and Other Respiratory Viral Infections

D. Needham, 2021, bioRxiv.

Adsorption of ionic surfactants at microscopic air-water interfaces using the micropipette interfacial area-expansion method: Measurement of the diffusion coefficient and renormalization of the mean ionic activity for SDS.

D. Needham, K. Kinoshita, Elisa Parra, 2017, Journal of colloid and interface science.

Hydridization and catalysis by lanthanide films

D. D. Eley, D. Needham, 1984, Proceedings of the Royal Society of London. A. Mathematical and Physical Sciences.

Microdroplet dissolution into a second-phase solvent using a micropipet technique: test of the Epstein-Plesset model for an aniline-water system.

D. Needham, P. Duncan, 2006, Langmuir : the ACS journal of surfaces and colloids.

New sensitive micro-measurements of dynamic surface tension and diffusion coefficients: Validated and tested for the adsorption of 1-Octanol at a microscopic air-water interface and its dissolution into water.

D. Needham, K. Kinoshita, Elisa Parra, 2017, Journal of colloid and interface science.

A quantitative explanation of the effects of some alcohols on gramicidin single-channel lifetime.

D. Needham, J. Dilger, D. Haydon, 1985, Biochimica et biophysica acta.

Advances in Brief A New Temperature-sensitive Liposome for Use with Mild Hyperthermia : Characterization and Testing in a Human Tumor Xenograft Model 1

M. Dewhirst, D. Needham, G. Kong, 2000 .

Microglassification™: a novel technique for protein dehydration.

Aniket, D. Needham, D. Gaul, 2014, Journal of pharmaceutical sciences.

Some molecular and colloidal aspects of tea cream formation

D. Needham, E. Pelan, A. P. Davies, 1998 .

Lipid structures: a brief history of multisomes.

D. Needham, 2011, Nature nanotechnology.

Data for the size of cholesterol-fat micelles as a function of bile salt concentration and the physico-chemical properties of six liquid experimental pine-derived phytosterol formulations in a cholesterol-containing artificial intestine fluid

D. Needham, L. Duelund, T. Knudsen, 2016, Data in brief.

Modulation of the interbilayer hydration pressure by the addition of dipoles at the hydrocarbon/water interface.

D. Needham, T. McIntosh, S. Simon, 1992, Biophysical journal.

PLGA and PHBV Microsphere Formulations and Solid-State Characterization: Possible Implications for Local Delivery of Fusidic Acid for the Treatment and Prevention of Orthopaedic Infections

David Plackett, David Needham, D. Needham, 2009, Pharmaceutical Research.

Reverse engineering of the low temperature-sensitive liposome (LTSL) for treating cancer

David Needham, D. Needham, 2013 .

Interactions of pH-sensitive peptides and polymers with lipid bilayers: Binding and membrane stability

D. Zhelev, D. Needham, 2002 .

EFFECT OF BILAYER CHOLESTEROL AND SURFACE GRAFTED POLY(ETHYLENE CONTENTS FROM LIPOSOMES BY GLYCOL) ON PH-INDUCED RELEASE OF POLY (2-ETHYLACRYLIC ACID) t

D. Needham, J. Mills, G. Eichenbaum, 1999 .

Effect of Bilayer Cholesterol and Surface Grafted Poly(Ethylene Glycol) on pH-Induced Release of Contents from Liposomes by Poly(2-Ethylacrylic Acid)

D. Needham, J. Mills, G. Eichenbaum, 1999 .

Adsorption, molecular exchange and defect formation in membranes

D. Zhelev, D. Needham, T. McIntosh, 1998 .

Intrinsic Colloidal Attraction/Repulsion between Lipid Bilayers and Strong Attraction Induced by Non-adsorbing Polymers

E. Evans, D. Needham, 1988 .

Long Range Interactions Between Lipid Bilayers in Salt Solutions and Solutions of Non-Adsorbant Polymers: Comparison of Mean-Field Theory with Direct Measurements

E. Evans, D. Needham, 1987 .

Inhibition of cholesterol transport in an intestine cell model by pine-derived phytosterols.

D. Needham, L. Duelund, T. Knudsen, 2016, Chemistry and physics of lipids.

Investigation of the Swelling Response and Drug Loading of Ionic Microgels: The Dependence on Functional Group Composition

D. Needham, S. Simon, P. Kiser, 1999 .

Alkali Earth Metal Binding Properties of Ionic Microgels

D. Needham, S. Simon, P. Kiser, 2000 .

Oleogelating properties of ethylcellulose in oil-in-water emulsions: The impact of emulsification methods studied by 13C MAS NMR, surface tension and micropipette manipulation studies

D. Needham, J. Risbo, Flemming H. Larsen, 2019, Food Hydrocolloids.

Investigation of the Swelling Response and Loading of Ionic Microgels with Drugs and Proteins: The Dependence on Cross-Link Density

D. Needham, S. Simon, A. Dobrynin, 1999 .

The effect of hydrogen bonding on the diffusion of water in n-alkanes and n-alcohols measured with a novel single microdroplet method.

D. Needham, A. Jutila, Amit M. Momaya, 2010, The Journal of chemical physics.

The materials engineering of temperature-sensitive liposomes.

David Needham, D. Needham, J. Mills, 2004, Methods in enzymology.

A physical characterization of GAP A3 hybridoma cells: Morphology, geometry, and mechanical properties

D. Needham, R. Tran‐Son‐Tay, H. Ting-Beall, 1991, Biotechnology and bioengineering.

Disc formation in cholesterol-free liposomes during phase transition.

K. Edwards, D. Needham, L. Mayer, 2003, Biochimica et biophysica acta.

Micro-Surface and -Interfacial Tensions Measured Using the Micropipette Technique: Applications in Ultrasound-Microbubbles, Oil-Recovery, Lung-Surfactants, Nanoprecipitation, and Microfluidics

D. Needham, K. Kinoshita, Anders Utoft, 2019, Micromachines.

Influence of bilayer fluctuations on the steric interactions between polymer-grafted bilayers

D. Needham, K. Hristova, 1995 .

Polymer-Grafted Liposomes: Physical Basis for the “Stealth” Property

M. Dewhirst, D. Needham, K. Hristova, 1992 .

Enhancement of the Phase Transition Permeability of DPPC Liposomes by Incorporation of MPPC: A New Temperature-Sensitive Liposome for use with Mild Hyperthermia

D. Needham, G. Anyarambhatla, 1999 .

Overcoming limitations in nanoparticle drug delivery: triggered, intravascular release to improve drug penetration into tumors.

M. Dewhirst, D. Needham, G. Hanna, 2012, Cancer research.

Nanoscale Drug Delivery and Hyperthermia: The Materials Design and Preclinical and Clinical Testing of Low Temperature-Sensitive Liposomes Used in Combination with Mild Hyperthermia in the Treatment of Local Cancer.

David Needham, Mark W Dewhirst, M. Dewhirst, 2011, The open nanomedicine journal.

Comparative effects of thermosensitive doxorubicin-containing liposomes and hyperthermia in human and murine tumours

M. Dewhirst, D. Needham, F. Yuan, 2010, International journal of hyperthermia : the official journal of European Society for Hyperthermic Oncology, North American Hyperthermia Group.

A new temperature-sensitive liposome for use with mild hyperthermia: characterization and testing in a human tumor xenograft model.

D Needham, M. Dewhirst, D. Needham, 2000, Cancer research.

Phase separation behavior of fusidic acid and rifampicin in PLGA microspheres.

D. Needham, S. Gilchrist, K. Letchford, 2012, Molecular pharmaceutics.

Thermomechanical and transition properties of dimyristoylphosphatidylcholine/cholesterol bilayers.

E. Evans, D. Needham, T. McIntosh, 1988, Biochemistry.

Experimental tests for protrusion and undulation pressures in phospholipid bilayers.

D. Zhelev, D. Needham, T. McIntosh, 1995, Biochemistry.

Micropipette Technique Study of Natural and Synthetic Lung Surfactants at the Air-Water Interface: Presence of a SP-B Analog Peptide Promotes Membrane Aggregation, Formation of Tightly Stacked Lamellae, and Growth of Myelin Figures.

D. Needham, K. Kinoshita, Elisa Parra, 2016, Langmuir : the ACS journal of surfaces and colloids.

Repulsive interactions and mechanical stability of polymer-grafted lipid membranes.

D Needham, D. Needham, T. McIntosh, 1992, Biochimica et biophysica acta.

4 – The Influence of Electric Fields on Biological and Model Membranes

D. Zhelev, D. Needham, 1994 .

Interbilayer interactions between sphingomyelin and sphingomyelin/cholesterol bilayers.

D. Needham, T. McIntosh, S. Simon, 1992, Biochemistry.

Structure and cohesive properties of sphingomyelin/cholesterol bilayers.

D. Needham, T. McIntosh, S. Simon, 1992, Biochemistry.

Inactivation of the sodium current in squid giant axons by hydrocarbons.

B. Hendry, D. Needham, D. Haydon, 1985, Biophysical journal.

Possible role of cell cycle-dependent morphology, geometry, and mechanical properties in tumor cell metastasis

D. Needham, 1991, Cell Biophysics.

Bottom up design of nanoparticles for anti-cancer diapeutics: “put the drug in the cancer’s food”

D. Needham, K. Kinoshita, J. Mollenhauer, 2016, Journal of drug targeting.

Mechanistic study of equilibrium and kinetic behaviour of tea cream formation

D. Needham, E. Pelan, M. Penders, 1998 .

Mass transfer in the dissolution of a multicomponent liquid droplet in an immiscible liquid environment.

D. Needham, Jonathan T. Su, 2013, Langmuir : the ACS journal of surfaces and colloids.

Increased microvascular permeability contributes to preferential accumulation of Stealth liposomes in tumor tissue.

D Needham, M. Dewhirst, D. Needham, 1993, Cancer research.

Phase I Trial of Doxorubicin-Containing Low Temperature Sensitive Liposomes in Spontaneous Canine Tumors

Ivan Spasojevic, David Needham, Mark W Dewhirst, 2006, Clinical Cancer Research.

The effect of flunarizine on erythrocyte suspension viscosity under conditions of extreme hypoxia, low pH, and lactate treatment.

M. Dewhirst, R. Hochmuth, B. Kavanagh, 1993, British Journal of Cancer.

Tumor microvascular permeability is a key determinant for antivascular effects of doxorubicin encapsulated in a temperature sensitive liposome

M. Dewhirst, D. Needham, F. Yuan, 2008, International journal of hyperthermia : the official journal of European Society for Hyperthermic Oncology, North American Hyperthermia Group.

Measurement of material extravasation in microvascular networks using fluorescence video-microscopy.

G. Rosner, M. Dewhirst, D. Needham, 1993, Microvascular research.

Functional bionetworks from nanoliter water droplets.

David Needham, H. Bayley, D. Needham, 2007, Journal of the American Chemical Society.

Hyperthermia increases accumulation of technetium-99m-labeled liposomes in feline sarcomas.

G. Rosner, M. Dewhirst, D. Needham, 2000, Clinical cancer research : an official journal of the American Association for Cancer Research.

Hydration potential of lysozyme: protein dehydration using a single microparticle technique.

D. Needham, P. Duncan, Deborah L Rickard, 2010, Biophysical journal.

Water permeability and mechanical strength of polyunsaturated lipid bilayers.

E. Evans, D. Needham, Wieslawa Rawicz, 2000, Biophysical journal.

Equilibrium and Dynamic Interfacial Tension Measurements at Microscopic Interfaces Using a Micropipet Technique. 2. Dynamics of Phospholipid Monolayer Formation and Equilibrium Tensions at the Water−Air Interface

David Needham, D. Needham, Sunghee Lee, 2001 .

Boundary layer separation in hypersonic flow

D. Needham, D. Needham, J. Stollery, 1966 .

Enzyme dehydration using Microglassification™ preserves the protein's structure and function.

Aniket, D. Needham, D. Gaul, 2015, Journal of pharmaceutical sciences.

Syddansk Universitet Enzyme dehydration using Microglassification TM preserves the protein ' s structure and function

D. Needham, D. Gaul, J. Morton, 2014 .

Interaction of synthetic HA2 influenza fusion peptide analog with model membranes.

D. Zhelev, D. Needham, P. Scherrer, 2001, Biophysical journal.

Quantitative optical microscopy and micromanipulation studies on the lipid bilayer membranes of giant unilamellar vesicles.

D. Needham, L. Bagatolli, 2014, Chemistry and physics of lipids.

Equilibrium and Dynamic Interfacial Tension Measurements at Microscopic Interfaces Using a Micropipet Technique. 1. A New Method for Determination of Interfacial Tension

David Needham, D. Needham, Sunghee Lee, 2001 .

Test of the Epstein-Plesset model for gas microparticle dissolution in aqueous media: effect of surface tension and gas undersaturation in solution.

David Needham, D. Needham, P Brent Duncan, 2004, Langmuir : the ACS journal of surfaces and colloids.

Development of clinically effective formulations for anticancer applications: why it is so difficult?

David Needham, D. Needham, 2020 .

A STUDY OF CEMENT MODIFIED BITUMEN EMULSION MIXTURES

D Needham, S. Brown, D. Needham, 2000 .

Encapsulation and retention of chelated-copper inside hydrophobic nanoparticles: Liquid cored nanoparticles show better retention than a solid core formulation.

D. Needham, P. Hervella, Elisa Parra, 2016, European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V.

Designing Topographically Textured Microparticles for Induction and Modulation of Osteogenesis in Mesenchymal Stem Cell Engineering

K. Shakesheff, M. Alexander, D. Needham, 2020, bioRxiv.

Exchange of monooleoylphosphatidylcholine as monomer and micelle with membranes containing poly(ethylene glycol)-lipid.

D. Zhelev, D. Needham, N. Stoicheva, 1997, Biophysical journal.

Polymer Microparticles with Defined Surface Chemistry and Topography Mediate the Formation of Stem Cell Aggregates and Cardiomyocyte Function.

M. Alexander, D. Needham, M. Amer, 2019, ACS applied materials & interfaces.

A sensitive measure of surface stress in the resting neutrophil.

D Needham, R M Hochmuth, R. Hochmuth, 1992, Biophysical journal.

Rapid Flow of Passive Neutrophils Into a 4 μm Pipet and Measurement of Cytoplasmic Viscosity

D. Needham, Robert M. Hochmuth, R. Hochmuth, 1990 .

Chelation, formulation, encapsulation, retention, and in vivo biodistribution of hydrophobic nanoparticles labelled with 57Co‐porphyrin: Oleylamine ensures stable chelation of cobalt in nanoparticles that accumulate in tumors

D. Needham, P. Høilund-Carlsen, B. Olsen, 2018, Journal of controlled release : official journal of the Controlled Release Society.

Viscosity of passive human neutrophils undergoing small deformations.

D Needham, R M Hochmuth, R. Hochmuth, 1993, Biophysical journal.

From Single Microparticles to Microfluidic Emulsification: Fundamental Properties (Solubility, Density, Phase Separation) from Micropipette Manipulation of Solvent, Drug and Polymer Microspheres

D. Needham, K. Kinoshita, P. Walke, 2016 .

Preclinical Testing of a Novel Niclosamide Stearate Prodrug Therapeutic (NSPT) Shows Efficacy Against Osteosarcoma

B. Brigman, W. Eward, D. Needham, 2020, Molecular Cancer Therapeutics.

Developments in bitumen emulsion mixtures for roads

D. Needham, 1996 .

Kinetics and thermodynamics of tea cream formation: A colloidal approach

D. Needham, E. Pelan, A. P. Davies, 1998 .

A synthetic mimic of the secretory granule for drug delivery

Patrick F. Kiser, David Needham, D. Needham, 1998, Nature.

The "Stealth" Liposome: A Prototypical Biomaterial

D. Needham, D. Lasič, 1995 .

An Activity-Based Dissolution Model for Solute-Containing Microdroplets.

D. Needham, Anders Utoft, Deborah L Bitterfield, 2016, Langmuir : the ACS journal of surfaces and colloids.

Lipid-coated microgels for the triggered release of doxorubicin.

D Needham, D. Needham, G. Wilson, 2000, Journal of controlled release : official journal of the Controlled Release Society.

Targeted bioavailability of drugs by triggered release from liposomes

M. Dewhirst, D. Needham, A. M. Ponce, 2006 .

Real-Time Visualization of the Precipitation and Phase Behavior of Octaethylporphyrin in Lipid Microparticles.

D. Needham, P. Hervella, Elisa Parra, 2017, Journal of pharmaceutical sciences.

Targeted drug delivery

D. Needham, J. Mills, 1999 .

A novel micropipet method for measuring the bending modulus of vesicle membranes.

R. Hochmuth, D. Zhelev, D. Needham, 1994, Biophysical journal.

Rapid deformation of “passive” polymorphonuclear leukocytes: The effects of pentoxifylline

D. Needham, R. Nunn, D. Hatchell, 1989, Journal of cellular physiology.

Inhibition of the futalosine pathway for menaquinone biosynthesis suppresses Chlamydia trachomatis infection

D. Needham, D. McCafferty, Tri Nguyen, 2021, FEBS letters.

Investigation of the futalosine pathway for menaquinone biosynthesis as a novel target in the inhibition of Chlamydia trachomatis infection

D. Needham, D. McCafferty, Tri Nguyen, 2021 .

CHAPTER 2:Materials Science and Engineering of the Low Temperature Sensitive Liposome (LTSL): Composition-Structure-Property Relationships That Underlie its Design and Performance

Mark W. Dewhirst, David Needham, M. Dewhirst, 2013 .

Laminar separation in hypersonic flow

D. Needham, David Alan Needham, 1965 .

Attraction between lipid bilayer membranes in concentrated solutions of nonadsorbing polymers: comparison of mean-field theory with measurements of adhesion energy

E. Evans, D. Needham, 1988 .

Mechanical Properties and Microstructure of Polycrystalline Phospholipid Monolayer Shells: Novel Solid Microparticles

David Needham, D. Needham, M. Costello, 2003 .

Rationale for and measurement of liposomal drug delivery with hyperthermia using non-invasive imaging techniques

M. Dewhirst, D. Needham, J. Tashjian, 2008, International journal of hyperthermia : the official journal of European Society for Hyperthermic Oncology, North American Hyperthermia Group.

Nanoscale Drug Delivery Vehicles for Solid Tumors: A New Paradigm for Localized Drug Delivery Using Temperature Sensitive Liposomes

D. Needham, A. M. Ponce, 2006 .

Interactions between poly(2-ethylacrylic acid) and lipid bilayer membranes: effects of cholesterol and grafted poly(ethylene glycol).

D. Needham, J. Mills, G. Eichenbaum, 1998, Faraday discussions.

Lipid Membranes: Biological Inspiration for Micro and Nano Encapsulation Technologies, Especially Drug Delivery

D. Needham, 2003 .

Manipulating Single Microdroplets of NaCl Solutions: Solvent Dissolution, Microcrystallization, and Crystal Morphology.

D. Needham, K. Kinoshita, Anders Utoft, 2018, Langmuir : the ACS journal of surfaces and colloids.

The viscosity of neutrophils and their transit times through small pores.

R. Hochmuth, D. Needham, 1990, Biorheology.

THE MECHANOCHEMISTRY OF LIPID VESICLES EXAMINED BY MICROPIPET MANIPULATIONTECHNIQUES

D. Zhelev, D. Needham, 1996 .

The benefits of using Ordinary Portland Cement in solvent free dense graded bituminous emulsion mixtures

D. Needham, D. Needham, A. D. James, 1996 .

University of Southern Denmark Uptake of New Lipid-Coated Nanoparticles Containing Falcarindiol by Human Mesenchymal Stem Cells Pipó-Ollé,

D. Needham, R. El-Houri, P. Walke, 2020 .

Surface-Density Transitions, Surface Elasticity and Rigidity, and Rupture Strength of Lipid Bilayer Membranes

E. Evans, D. Needham, 1987 .

The Influence of Tiered Layers of Surface-Grafted Poly(ethylene glycol) on Receptor−Ligand-Mediated Adhesion between Phospholipid Monolayer-Stabilized Microbubbles and Coated Glass Beads

David Needham, D. Needham, Dennis Heejong Kim, 2000 .

Rapid flow of passive neutrophils into a 4 microns pipet and measurement of cytoplasmic viscosity.

D Needham, R M Hochmuth, R. Hochmuth, 1990, Journal of biomechanical engineering.

A method to convert MRI images of temperature change into images of absolute temperature in solid tumours

David Needham, Mark W Dewhirst, Paul Stauffer, 2013, International journal of hyperthermia : the official journal of European Society for Hyperthermic Oncology, North American Hyperthermia Group.