S Taffel, D Johnson, R Heuser. Show Affiliations »
Abstract
Mesh: See more » Birth CertificatesFemaleGestational AgeHumansInfant, NewbornMenstruationPregnancyUnited StatesVital Statistics
Year: 1982 PMID: 7112964
Source DB: PubMed Journal: Vital Health Stat 2 ISSN: 0083-2057