PT - JOURNAL ARTICLE AU - J W Findlay AU - E C Jones AU - R M Welch TI - Radioimmunoassay determination of the absolute oral bioavailabilities and O-demethylation of codeine and hydrocodone in the dog. DP - 1979 Sep 01 TA - Drug Metabolism and Disposition PG - 310--314 VI - 7 IP - 5 4099 - http://dmd.aspetjournals.org/content/7/5/310.short 4100 - http://dmd.aspetjournals.org/content/7/5/310.full SO - Drug Metab Dispos1979 Sep 01; 7