TY - GEN AU - Dams,Riet AU - Murphy,Constance M AU - Choo,Robin E AU - Lambert,Willy E AU - De Leenheer,Andre P AU - Huestis,Marilyn A TI - LC-atmospheric pressure chemical ionization-MS/ MS analysis of multiple illicit drugs, methadone, and their metabolites in oral fluid following protein precipitation SN - 0003-2700 PY - 2003///0731 KW - Humans KW - Methadone KW - analysis KW - Proteins KW - chemistry KW - Saliva KW - Spectrometry, Mass, Electrospray Ionization KW - methods KW - Substance Abuse Detection N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1021/ac026111t ER -