Comparison of methamphetamine concentrations in oral fluid, urine and hair of twelve drug abusers using solid-phase extraction and GC-MSEunmi Kim, Juseon Lee, Hyeyoung Choi, Eunyoung Han, Yonghoon Park, Hwakyung Choi et Heesun ChungAnn Toxicol Anal, 20 3 (2008) 145-153DOI: https://doi.org/10.1051/ata/2009015