Article Navigation Volume 83 Issue 7 1 July 1998 Next > Journal Article Get access , Doris M. Tham 1Stanford Center for Research in Disease Prevention and the Department of Medicine, Stanford University Medical School, Stanford, California 94304 *Address all correspondence to: Dr. Doris Tham, Stanford Center for Research in Disease Prevention, Stanford University School of Medicine, 730 Welch Road, Palo Alto, California 94304. Address all requests for reprints to: William L. Haskell, Ph.D., Stanford Center for Research in Disease Prevention, Stanford University School of Medicine, 730 Welch Road, Palo Alto, California 94304-1583. Search for other works by this author on: Oxford Academic Google Scholar , Christopher D. Gardner 1Stanford Center for Research in Disease Prevention and the Department of Medicine, Stanford University Medical School, Stanford, California 94304 Search for other works by this author on: Oxford Academic Google Scholar William L. Haskell 1Stanford Center for Rese...
