@article {Couque:June 2003:0923-2532:152, author = "Couque N.", author = "Frossard C.", author = "Briffa J.M.", author = "Sedrati L.", author = "Dumont J.P.", title = "Accuracy of progesterone measurement in management of patients with first trimester pregnancy failure", journal = "Immunoanalyse & Biologie Specialisee", volume = "18", year = "June 2003", abstract = "", pages = "152-157(6)", url = "http://www.ingentaconnect.com/content/els/09232532/2003/00000018/00000003/art00048" doi = "doi:10.1016/S0923-2532(03)00048-6 " }