| Literature DB >> 6117715 |
Abstract
Keywords: Empirical Approach; Genetics and Reproduction; Abortion, Induced; Americas; Amniocentesis; Attitude; Congenital Abnormalities; Developed Countries; Diseases; Examinations And Diagnoses; Family Planning; Fertility Control, Postconception; Genetic Technics; Laboratory Examinations And Diagnoses; Neonatal Diseases And Abnormalities; North America; Northern America; Research Methodology; Sampling Studies; Studies; Surveys; United States
Mesh：
Year: 1981 PMID： 6117715
Source DB: PubMed Journal: Lancet ISSN： 0140-6736 Impact factor: 79.321