J R McCAIN, C L ANDERSON, W M LESTER, J W PILKINGTON. Show Affiliations »
Abstract
Entities: Disease
Keywords: LABOR
Mesh： See more » FemaleHumansLabor, ObstetricPregnancyTime FactorsWork
Year: 1953 PMID： 13096276 DOI： 10.1001/jama.1953.02940250001001
Source DB: PubMed Journal: J Am Med Assoc ISSN： 0002-9955