RT Journal Article SR Electronic(1) A1 Velter, A A1 Bouyssou-Michel, A A1 Arnaud, A A1 Semaille, C YR 2009 T1 Do men who have sex with men use serosorting with casual partners in France? Results of a nationwide survey (ANRS-EN17-Presse Gay 2004) JF Eurosurveillance VO 14 IS 47 SP 19416 OP DO https://doi.org/10.2807/ese.14.47.19416-en UL https://www.eurosurveillance.org/content/10.2807/ese.14.47.19416-en