RT Journal Article SR Electronic T1 Sexual behaviour and knowledge about HIV/AIDS and sexually transmitted infections among health sciences students from Chile JF Sexually Transmitted Infections JO Sex Transm Infect FD BMJ Publishing Group Ltd SP 592 OP 593 DO 10.1136/sti.2007.024778 VO 83 IS 7 A1 L Guerrero-Lillo A1 J Medrano-Diaz A1 F Perez A1 C Perez A1 A Bizjak-Gomez A1 J Silva-Urra A1 A J Rodriguez-Morales YR 2007 UL http://sti.bmj.com/content/83/7/592.2.abstract AB