A Rola-Janicki. Show Affiliations »
Abstract
Mesh: See more » Birth RateFemaleHumansInfant MortalityInfant, NewbornMaleMaternal AgeParityPolandPregnancyStatistics as TopicTripletsTwins
Year: 1974 PMID: 4474775 DOI: 10.1017/s1120962300024719
Source DB: PubMed Journal: Acta Genet Med Gemellol (Roma) ISSN: 0001-5660