| Literature DB >> 6594525 |
Abstract
Entities:
Keywords: Americas; Clinical Research; Contraception; Contraceptive Usage; Demographic Factors; Developed Countries; Developing Countries; Examinations And Diagnoses; Family Planning; Fertility; Laboratory Examinations And Diagnoses; Laboratory Procedures; New Jersey; North America; Northern America; Population; Population Dynamics; Pregnancy; Pregnancy Tests; Reproduction; Reproductive Behavior; Research Methodology; United States
Mesh:
Year: 1984 PMID: 6594525
Source DB: PubMed Journal: J Med Soc N J ISSN: 0025-7524