1. Division of Clinical Pharmacology and Experimental Therapeutics, the Departments of Medicine, Psychiatry, and Biopharmaceutical Sciences, San Francisco General Hospital Medical Center, 1001 Potrero Avenue, University of California, San Francisco, UCSF Box 1220, San Francisco, California 94143-1220, Diagnostic Laboratory, National Cancer Center, Goyang-si, Gyeonggi-do, South Korea 410-769, and Division of Occupational and Environmental Medicine, Department of Medicine, University of California, San...