Buddha D. Paul

Simultaneous Identification and Quantitation of Codeine and Morphine in Urine by Capillary Gas Chromatography and Mass Spectroscopy

Buddha D. Paul, Leroy D. Mell, John M. Mitchell et al. · Journal of Analytical Toxicology · 1985 · 74 citations

Analytical Procedure, Acetylated Compounds, Pharmacotherapy +22

Concentration profiles of cocaine, pyrolytic methyl ecgonidine and thirteen metabolites in human blood and urine: determination by gas chromatography–mass spectrometry

Buddha D. Paul, Shairose A. Lalani, Thomas Z. Bosy et al. · Biomedical Chromatography · 2005 · 66 citations

Gas Chromatographic/Mass Spectrometric Detection of Narcotine, Papaverine, and Thebaine in Seeds of<i>Papaver somniferum</i>

Buddha D. Paul, Catherine Dreka, Eric Knight et al. · Planta Medica · 1996 · 63 citations

Indian Poppy Seeds, Secondary Metabolite, Pharmacological Study +17

Cocaine and Metabolites Urinary Excretion after Controlled Smoked Administration*

Marilyn A. Huestis, W. D. Darwin, Eric T. Shimomura et al. · Journal of Analytical Toxicology · 2007 · 56 citations · Full text

Gas chromatographic-electron-impact mass fragmentometric determination of lysergic acid diethylamide in urine

Buddha D. Paul, John M. Mitchell, René Burbage et al. · Journal of Chromatography B Biomedical Sciences and Applications · 1990 · 55 citations

Chemical Measurement, Biochemistry, Lysergic Acid Diethylamide +13