L M Hellman. Show Affiliations »
Abstract
Mesh: See more » Birth RateFemaleHumansInfant MortalityInfant, NewbornInternship and ResidencyMaleMidwiferyObstetric NursingObstetricsPregnancyUnited StatesWorkforce
Year: 1967 PMID: 6061842
Source DB: PubMed Journal: Obstet Gynecol ISSN: 0029-7844 Impact factor: 7.661