Affiliation
Philadelphia Corporal Michael J. Crescenz VA Medical Center, Philadelphia, Pennsylvania; University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.; University of Toronto, Toronto, Ontario, Canada.; University of Pittsburgh Graduate School of Public Health, Pittsburgh, Pennsylvania.; University of Texas Southwestern, Dallas, Texas.; University of Toronto, Toronto, Ontario, Canada.; University of California, San Francisco, San Francisco, California.; University of California, San Francisco, San Francisco, California.; Virginia Commonwealth University, Richmond, Virginia.; Virginia Mason Medical Center, Seattle, Washington.; California Pacific Medical Center, San Francisco, California.; Beth Israel Deaconess Medical Center, Boston, Massachusetts.; Mayo Clinic, Rochester, Minnesota.; University of Minnesota, Minneapolis, Minnesota.; University of Washington Medical Center, Seattle, Washington.; Philadelphia Corporal Michael J. Crescenz VA Medical Center, Philadelphia, Pennsylvania; University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.; Philadelphia Corporal Michael J. Crescenz VA Medical Center, Philadelphia, Pennsylvania; University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.; Philadelphia Corporal Michael J. Crescenz VA Medical Center, Philadelphia, Pennsylvania; University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.; Philadelphia Corporal Michael J. Crescenz VA Medical Center, Philadelphia, Pennsylvania; University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.; Philadelphia Corporal Michael J. Crescenz VA Medical Center, Philadelphia, Pennsylvania; University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.; Philadelphia Corporal Michael J. Crescenz VA Medical Center, Philadelphia, Pennsylvania; University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania.; University of Pittsburgh Graduate School of Public Health, Pittsburgh, Pennsylvania.; National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland.; University of Michigan, Ann Arbor, Michigan.; Philadelphia Corporal Michael J. Crescenz VA Medical Center, Philadelphia, Pennsylvania; University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania. Electronic address: kmchang@mail.med.upenn.edu.