J. R. Alexander

Recoveries of phenylalanine from two sets of dried-blood-spot reference materials: prediction from hematocrit, spot volume, and paper matrix.

S. J. Smith, B. Adam, J. R. Alexander, 2000, Clinical chemistry.

Use of filter paper for the collection and analysis of human whole blood specimens.

J V Mei, J R Alexander, B W Adam, 2001, The Journal of nutrition.

Validation of accuracy-based amino acid reference materials in dried-blood spots by tandem mass spectrometry for newborn screening assays.

S. J. Smith, B. Adam, J. R. Alexander, 1999, Clinical chemistry.

Time course of nicotine and cotinine incorporation into samples of nonsmokers' beard hair following a single dose of nicotine polacrilex.

J. R. Alexander, C. Sosnoff, J. Bernert, 2011, Journal of analytical toxicology.

Nicotine Exposure in the U.S. Population: Total Urinary Nicotine Biomarkers in NHANES 2015–2016

B. Blount, J. R. Alexander, C. Sosnoff, 2022, International journal of environmental research and public health.

Innovative Non-or Minimally-Invasive Technologies for Monitoring Health and Nutritional Status in Mothers and Young Children Use of Filter Paper for the Collection and Analysis of Human Whole Blood Specimens 1

B. Adam, J. R. Alexander, W. H. Hannon, 2001 .