Media type: Electronic Journal Title: BMC pregnancy and childbirth Other titles: Kurztitel: BMC Pregnancy Childbirth imprint: London: BioMed Central, 2001- Publication information: 1.2001 - Language: English ISSN: 1471-2393 Keywords: Zeitschrift Origination: Footnote: Access State: Open Access Rights information: Public Domain Dedication (CC0 1.0) - No Copyright