RT Journal Article SR Electronic T1 You’re Welcome quality criteria: making health services young-people-friendly JF Sexually Transmitted Infections JO Sex Transm Infect FD BMJ Publishing Group Ltd SP 233 OP 234 DO 10.1136/sti.2009.037333 VO 85 IS 3 A1 Wilkinson, D A1 Robinson, A J YR 2009 UL http://sti.bmj.com/content/85/3/233.abstract AB