X J Hu, B J Zhang. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » ChinaFemaleHumansMaternal Health Services/organization & administrationPregnancyPregnancy Complications/epidemiology
Year: 1982 PMID: 7102867 PMCID: PMC1650043 DOI: 10.2105/ajph.72.9_suppl.33
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308