P. Klinkhammer

Positron emission tomography findings in dementia disorders: contributions to differential diagnosis and objectivizing of therapeutic effects.

W. Heiss, G. Pawlik, K. Herholz, 1989, The Keio journal of medicine.

Effect of Phosphatidylserine on Cerebral Glucose Metabolism in Alzheimer's Disease

W. Heiss, B. Szelies, P. Klinkhammer, 1990 .

Regional cerebral blood flow measurement with intravenous [15O]water bolus and [18F]fluoromethane inhalation.

W. Heiss, U. Pietrzyk, G. Pawlik, 1989, Stroke.

Regional Cerebral Blood Flow Measurement With Intravenous [O]Water Bolus and [F]Fluoromethane Inhalation

W. Heiss, U. Pietrzyk, G. Pawlik, 2005 .

Effect of Piracetam on Cerebral Glucose Metabolism in Alzheimer's Disease as Measured by Positron Emission Tomography

K. Herholz, W. Heiss, G. Pawlik, 1988, Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism.