| Literature DB >> 10723655 |
Abstract
Keywords: Americas; Contraception; Demographic Factors; Developed Countries; Family Planning; Fertility; Measurement; North America; Northern America; Population; Population Dynamics; Pregnancy, Unplanned; Reproductive Behavior; Research Methodology; Sampling Studies; Studies; Surveys; United States; Washington
Mesh:
Year: 1999 PMID: 10723655
Source DB: PubMed Journal: Fam Plann Perspect ISSN: 0014-7354