Affiliation: | aDepartment of Urology, University of Michigan, Ann Arbor, Michigan, USA;bDepartment of Epidemiology, University of Michigan, Ann Arbor, Michigan, USA;cDivision of Biostatistics, Mayo Clinic, Rochester, Minnesota, USA;dDivision of Epidemiology, Mayo Clinic, Rochester, Minnesota, USA;eDepartment of Urology, Mayo Clinic, Rochester, Minnesota, USA;fDepartment of Internal Medicine, University of Michigan, Ann Arbor, Michigan, USA |