E Matsunaga, T Maruyama. Show Affiliations »
Abstract
Entities: Disease Species
Mesh: See more » AdolescentAdultChromosomesCoitusDown Syndrome/etiologyFemaleFertilizationHumansMaleMarriageMaternal AgeMeiosisMiddle AgedModels, BiologicalModels, TheoreticalProbabilitySexual BehaviorTime Factors
Year: 1969 PMID: 4237739 DOI: 10.1038/221642a0
Source DB: PubMed Journal: Nature ISSN: 0028-0836 Impact factor: 49.962