PT - JOURNAL ARTICLE AU - Catherine H Mercer AU - Kaye Wellings AU - Anne M Johnson TI - What's new about Natsal-3? AID - 10.1136/sextrans-2013-051292 DP - 2014 Mar 01 TA - Sexually Transmitted Infections PG - 80--81 VI - 90 IP - 2 4099 - http://sti.bmj.com/content/90/2/80.short 4100 - http://sti.bmj.com/content/90/2/80.full SO - Sex Transm Infect2014 Mar 01; 90