M J Bull1. Show Affiliations » 1. East Oxford Health Centre.
Abstract
Mesh: See more » AdultAmniocentesisBlood Cell CountChorionic Villi SamplingFemaleFetal Diseases/diagnosisGestational AgeHumansPregnancyPregnancy Complications/diagnosisPrenatal CarePrenatal DiagnosisTime FactorsUltrasonography
Year: 1990 PMID: 2188700 PMCID: PMC1662825 DOI: 10.1136/bmj.300.6732.1118
Source DB: PubMed Journal: BMJ ISSN: 0959-8138