| Literature DB >> 5763123 |
Abstract
Keywords: Blacks; Cultural Background; Demographic Factors; Epidemiologic Methods; Ethnic Groups; Fetal Death; Maternal Age; Population; Population Characteristics; Pregnancy; Reproduction; Research Methodology
Mesh:
Year: 1969 PMID: 5763123
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661