Selection and Screening of Donors**The following committee provided consultation with respect to those portions that pertain to sexually transmitted diseases:King K. Holmes, M.D., Ph.D.Chief of Medicine, Harborview Medical CenterChairman and Professor of MedicineUniversity of Washington School of MedicineRuth Greenblatt, M.D.Senior Fellow, Division of Infectious Diseases,Department of MedicineUniversity of Washington School of MedicineH. Hunter Handsfield, M.D.Director, Sexually Transmitted Diseases ClinicSeattle-King County Department of Public HealthAssociate Professor of MedicineUniversity of Washington School of MedicineMerlyn H. Sayers, M.D.Director, Puget Sound Blood CenterAssistant Professor of MedicineUniversity of Washington School of MedicineLawrence Corey, M.D.Professor of Laboratory Medicine and MedicineHead, Virology DivisionUniversity of Washington School of Medicine