W A Bartlett, C Ford, A F Jones. Show Affiliations »
Abstract
Entities: Disease
Mesh: See more » AdultChorionic Gonadotropin/analysisDown Syndrome/prevention & controlFemaleHumansPregnancyPrenatal Diagnosis/standardsalpha-Fetoproteins/analysis
Substances: See more » Chorionic Gonadotropinalpha-Fetoproteins
Year: 1993 PMID: 7691305 PMCID: PMC1678869 DOI: 10.1136/bmj.307.6908.868
Source DB: PubMed Journal: BMJ ISSN: 0959-8138