@inproceedings{ Vallejo-Medina_SIERRA,

author = { Pablo Vallejo-Medina and JUAN CARLOS SIERRA FREIRE } ,

title = { Should we care about the sexual assertiveness if male drug-dependents? },

booktitle = { 38th Annual Meeting of the International Academy of Sex Research (IASR) },

year = { 2012 },

pages = { None - None },

location = { Estoril, , PORTUGAL },

}