No Species Found

No species in the database contian data from the requested reference: Meatherall, R., GC-MS confirmation of codeine, morphine, 6-acetylmorphine, hydrocodone, hydromorphone, oxycodone, and oxymorphone in urine, J. Anal. Toxicol., 1999, 23, 3, 177-186, https://doi.org/10.1093/jat/23.3.177 .