1. South Texas Veterans Health Care System, Department of Medicine, University of Texas Health Science Center San Antonio, 7703 Floyd Curl San Antonio, TX 78229, USA.
2. San Francisco VA Medical Center, & Departments of Psychiatry & Urology, University of California, CA, USA
3. Center for Public Health & Community Genomics, University of Michigan School of Public Health, MI, USA
4. Program in Personalized Medicine & Targeted Therapeutics, College of Pharmacy, University of Houston, Houston TX, USA