title: Genetic variants in the human SLCO1B1 gene and individual variations in methotrexate clearance.
authors: Omics Science Center, RIKEN Yokohama Institute, 1-7-22 Suehiro-cho, Tsurumi-ku, Yokohama 230-0045, Japan. toshi-i@gsc.riken.jp
authors: Toshihisa
authors: T
authors: Ishikawa