RT Journal Article SR Electronic T1 Learning Genito-Urinary Medicine and HIV Disease through MCQ JF Genitourinary Medicine JO Genitourin Med FD BMJ Publishing Group Ltd SP 76 OP 76 DO 10.1136/sti.67.1.76 VO 67 IS 1 A1 Edwards, Anne YR 1991 UL http://sti.bmj.com/content/67/1/76.1.abstract AB