title: [Third-generation oral contraceptives--how big is the risk of venous thrombosis?].
authors.affiliation: Kvinneklinikken, Haukeland Universitetssykehus, 5021 Bergen. ole.iversen@helse-bergen.no
authors.forename: Ole-Erik
authors.initials: OE
authors.lastname: Iversen
mesh_terms: D003280:Contraceptives, Oral, Synthetic / Q000009:adverse effects*; D017135:Desogestrel / Q000009:adverse effects; D005260:Female; D006801:Humans; D015201:Meta-Analysis as Topic; D009652:Norpregnenes / Q000009:adverse effects; D012307:Risk Factors; D013923:Thromboembolism / Q000139:chemically induced*; D020246:Venous Thrombosis / Q000139:chemically induced*
chemical_list: D003280:Contraceptives, Oral, Synthetic; D009652:Norpregnenes; C033273:Gestodene; D017135:Desogestrel