D BAIRD, A M THOMSON. Show Affiliations »
Abstract
Keywords: EPIDEMIOLOGY; OBSTETRICS; RECORDS, MEDICAL
Mesh: See more » EpidemiologyFemaleHumansMedical RecordsObstetricsPregnancy
Year: 1954 PMID: 13200904 DOI: 10.1159/000308200
Source DB: PubMed Journal: Gynaecologia ISSN: 0367-5513