@inproceedings{ Vallejo-Medina_SIERRA,
author = { Pablo Vallejo-Medina and JUAN CARLOS SIERRA FREIRE } ,
title = { Effect of drug use on sexual functioning in a Spanish male drug-dependent sample },
booktitle = { 39th Annual Meeting of the International Academy of Sex Research },
year = { 2013 },
pages = { None - None },
location = { CHICAGO - ILINOIS (EEUU) },
}