@Article{ Sillero-Arenas_RODRIGUEZ-CONTRERAS_DELGADO-RODRIGUEZ_BUENO_Gálvez-Vargas:143-148,
author = { María Sillero-Arenas and RAFAEL RODRIGUEZ-CONTRERAS and MIGUEL DELGADO-RODRIGUEZ and AURORA BUENO CAVANILLAS and Ramón Gálvez-Vargas } ,
title = { Patterns of research. Oral contraceptives and cervical cancer },
journal = { Acta Obstetricia et Gynecologica Scandinavica },
year = { 1991 },
volume = { 70 },
pages = { 143-148 },
}