RT Journal Article SR Electronic T1 A novel duplication type of CYP2A6 gene in African-American population JF Drug Metabolism and Disposition JO Drug Metab Dispos FD American Society for Pharmacology and Experimental Therapeutics DO 10.1124/dmd.106.013557 A1 Tatsuki Fukami A1 Miki Nakajima A1 Hiroyuki Yamanaka A1 Yasunari Fukushima A1 Howard L McLeod A1 Tsuyoshi Yokoi YR 2007 UL http://dmd.aspetjournals.org/content/early/2007/01/31/dmd.106.013557.abstract AB