TY - GEN AU - Kamber,M AU - Baume,N AU - Saugy,M AU - Rivier,L TI - Nutritional supplements as a source for positive doping cases? SN - 1526-484X PY - 2001///0726 KW - Caffeine KW - isolation & purification KW - Dietary Supplements KW - analysis KW - Doping in Sports KW - Drug Contamination KW - Drug Labeling KW - standards KW - Ephedrine KW - Gas Chromatography-Mass Spectrometry KW - Humans N1 - Publication Type: Journal Article UR - https://doi.org/10.1123/ijsnem.11.2.258 ER -