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7 matching references were found.

ElSohly, M.A.; Feng, S.; Salamone, S.J.; Wu, R., A sensitive GC-MS procedure for the analysis of flunitrazepam and its metabolites in urine, J. Anal. Toxicol., 1997, 21, 5, 335-340, https://doi.org/10.1093/jat/21.5.335 . [all data]

ElSohly, M.A.; Feng, S., Δ⁹-THC metabolites in meconium: Identification of 11-OH-Δ⁹-THC, 8β,11-diOH-Δ⁹-THC, and 11-nor-Δ⁹-THC-9-COOH as major metabolites of Δ⁹-THC, J. Anal. Toxicol., 1998, 22, 4, 329-335, https://doi.org/10.1093/jat/22.4.329 . [all data]

Salamone, S.J.; Honasoge, S.; Brenner, C.; McNally, A.J.; Passarelli, J.; Goc-Szkutnicka, K.; Brenneisen, R.; ElSohly, M.A.; Feng, S., Flunitrazepam excretion patterns using the abuscreen OnTrak and OnLine immunoassays: Comparison with GC-MS, J. Anal. Toxicol., 1997, 21, 5, 341-345, https://doi.org/10.1093/jat/21.5.341 . [all data]

ElSohly, M.A.; Feng, S.; Murphy, T.P.; Warrington, A.W.; Ross, S.; Nimrod, A.; Mehmedic, Z.; Fortner, N., Identification and quantitation of 11-nor-Δ⁹-tetrahydrocannabivarin-9-carboxylic acid, a major metabolite of Δ⁹-tetrahydrocannabivarin, J. Anal. Toxicol., 2001, 25, 6, 476-480, https://doi.org/10.1093/jat/25.6.476 . [all data]

Feng, S.; ElSohly, M.A.; Salamone, S.; Salem, M.Y., Simultaneous analysis of Δ⁹-THC and its major metabolites in urine, plasma, and meconium by GC-MS using an immunoaffinity extraction procedure, J. Anal. Toxicol., 2000, 24, 6, 395-402, https://doi.org/10.1093/jat/24.6.395 . [all data]

ElSohly, M.A.; Feng, S.; Murphy, T.P., Analysis of methadone and its metabolites in meconium by enzyme immunoassay (EMIT) and GC-MS, J. Anal. Toxicol., 2001, 25, 1, 40-44, https://doi.org/10.1093/jat/25.1.40 . [all data]

ElSohly, M.A.; Kopycki, W.; Feng, S.; Murphy, T.P., Identification and analysis of the major metabolites of cocaine in meconium, J. Anal. Toxicol., 1999, 23, 6, 446-451, https://doi.org/10.1093/jat/23.6.446 . [all data]