K Spencer, J N Macri, E J Coombes, A M Ward. Show Affiliations »
Abstract
Entities: Disease
Mesh: See more » Chorionic Gonadotropin/bloodDown Syndrome/diagnosisFemaleFetal Diseases/diagnosisHumansPregnancyPrenatal Diagnosis/methodsalpha-Fetoproteins/analysis
Substances: See more » Chorionic Gonadotropinalpha-Fetoproteins
Year: 1993 PMID: 7687179 PMCID: PMC1678001 DOI: 10.1136/bmj.306.6892.1616
Source DB: PubMed Journal: BMJ ISSN: 0959-8138