M B Bracken, K Belanger. Show Affiliations »
Abstract
Mesh： See more » FemaleHumansLabor, ObstetricPregnancyTime Factors
Year: 1989 PMID： 2811969 DOI： 10.1056/NEJM198911233212120
Source DB: PubMed Journal: N Engl J Med ISSN： 0028-4793 Impact factor: 91.245