RT Journal Article SR Electronic T1 Genitourinary medicine and the Internet. No 2. JF Genitourinary Medicine JO Genitourin Med FD BMJ Publishing Group Ltd SP 380 OP 381 DO 10.1136/sti.72.5.380 VO 72 IS 5 A1 R K Lau YR 1996 UL http://sti.bmj.com/content/72/5/380.abstract AB