| Literature DB >> 5761775 |
Abstract
Keywords: Biology; Endocrine System; Evaluation; Examinations And Diagnoses; Gonadotropins; Gonadotropins, Chorionic--analysis; Hormones; Laboratory Examinations And Diagnoses; Laboratory Procedures; Physiology; Pregnancy Tests; Pregnancy Tests, Immunologic; Research Methodology; Retrospective Studies; Studies
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Year: 1969 PMID： 5761775 DOI： 10.1016/s0002-9378(16)34336-8
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN： 0002-9378 Impact factor: 8.661