RT Journal Article SR Electronic T1 Metabolism of Foreign Compounds by Gastrointestinal Microorganisms JF Pharmacological Reviews JO Pharmacol Rev FD American Society for Pharmacology and Experimental Therapeutics SP 451 OP 523 VO 25 IS 4 A1 Ronald R. Scheline YR 1973 UL http://pharmrev.aspetjournals.org/content/25/4/451.abstract AB