RT Journal Article SR Electronic T1 Sex education JF Journal of Family Planning and Reproductive Health Care JO J Fam Plann Reprod Health Care FD British Medical Journal Publishing Group SP 128 OP 130 DO 10.1783/147118904322995573 VO 30 IS 2 A1 Susan Quilliam YR 2004 UL http://jfprhc.bmj.com/content/30/2/128.abstract AB