| Literature DB >> 4747809 |
Abstract
Entities:
Keywords: Abortion, Induced; Age Factors; Chromosome Abnormalities; Demographic Factors; Diseases; Embryo; Fetal Membranes; Fetus; Maternal Age; Neonatal Diseases And Abnormalities; Parental Age; Population; Population Characteristics; Pregnancy; Reproduction
Mesh:
Year: 1973 PMID: 4747809 DOI: 10.1111/j.1399-0004.1973.tb01927.x
Source DB: PubMed Journal: Clin Genet ISSN: 0009-9163 Impact factor: 4.438