W Z Billewicz. Show Affiliations »
Abstract
Mesh: See more » Breast FeedingFemaleHumansMathematicsMenstruationMethodsPostpartum PeriodPregnancyTime Factors
Year: 1979 PMID: 468859 DOI: 10.1017/s0021932000012190
Source DB: PubMed Journal: J Biosoc Sci ISSN: 0021-9320