Authors: Weisberg E, Fraser IS, Lacarra M, Mishell DR Jr, Alvarez F, Brache V, Nash HALink to publication: http://www.ncbi.nlm.nih.gov/pubmed/10494485Journal/Publisher: ContraceptionPublished date: Saturday, 1 May 1999Volume (Issue): 59(5)Pages: 311-8Topics: ContraceptionGynaecological healthWomen's HealthContent Owner: ResearchPublication type: Peer reviewed