| Literature DB >> 5937665 |
S M Naguib, G W Comstock, H J Davis.
Abstract
Entities:
Keywords: Americas; Demographic Factors; Developed Countries; Diseases; Economic Factors; Education; Epidemiologic Methods; Fertility; Fertility Measurements; Infections; Marital Status; Maryland; Measurement; North America; Northern America; Nuptiality; Parity; Population; Population Dynamics; Prevalence; Religion; Research Methodology; Socioeconomic Factors; Socioeconomic Status; United States
Mesh：
Year: 1966 PMID： 5937665
Source DB: PubMed Journal: Obstet Gynecol ISSN： 0029-7844 Impact factor: 7.661