| Literature DB >> 14212800 |
G F WATTS, A W DIDDLE, W H GARDNER, P J WILLIAMSON.
Abstract
Keywords: CONTRACEPTIVES, ORAL; DRUG THERAPY; MESTRANOL; NORETHINDRONE; PREGNANCY; STATISTICS
Mesh:
Substances:
Year: 1964 PMID: 14212800
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661