| Literature DB >> 14233690 |
Abstract
Entities:
Keywords: ADOLESCENCE; CALIFORNIA; EDUCATION; ETHNOLOGY; ILLEGITIMACY; NEGROES; PREGNANCY; PRENATAL CARE; SOCIAL CONDITIONS; SOCIOLOGY; STATISTICS
Mesh:
Year: 1964 PMID: 14233690 DOI: 10.1016/0002-9378(64)90853-1
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661