| Literature DB >> 4345335 |
Abstract
Entities:
Keywords: Age Factors; Birth Order; Congenital Abnormalities; Demographic Factors; Diseases; Epidemiologic Methods; Family And Household; Family Characteristics; Family Relationships; Maternal Age; Neonatal Diseases And Abnormalities; Parental Age; Population; Population Characteristics; Research Methodology
Mesh:
Year: 1972 PMID: 4345335 DOI: 10.1002/tera.1420060304
Source DB: PubMed Journal: Teratology ISSN: 0040-3709