| Literature DB >> 1062164 |
Abstract
Keywords: Demographic Factors; Examinations And Diagnoses; Laboratory Examinations And Diagnoses; Population; Population Characteristics; Reproduction; Reproductive Technologies; Sex Distribution; Sex Factors; Sex Preselection; Sex Ratio
Mesh:
Year: 1976 PMID: 1062164 DOI: 10.1016/0002-9378(76)90115-0
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661