title: IUD: past--present--future.
authors.affiliation: Elisabeth Gasthuis, Department of Obstetrics and Gynaecology, Haarlem, The Netherlands.
authors.forename: W A
authors.initials: WA
authors.lastname: Van Os
mesh_terms: D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects