RT Journal Article SR Electronic T1 The sexual health of migrants from Central and Eastern European countries in London: new methods and new data JF Sexually Transmitted Infections JO Sex Transm Infect FD BMJ Publishing Group Ltd SP 265 OP 266 DO 10.1136/sti.2011.049460 VO 87 IS 4 A1 Julia del Amo YR 2011 UL http://sti.bmj.com/content/87/4/265.abstract AB