RT Journal Article SR Electronic T1 Obstacles to HIV prevention JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 647 OP 648 VO 59 IS 6 A1 Koziol, Deloris E. A1 Henderson, David K. YR 1992 UL http://www.ccjm.org/content/59/6/647.abstract AB