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Abstract
Mesh: See more » Canada/epidemiologyCause of DeathCross-Cultural ComparisonDeveloping CountriesFemaleHumansInfant, NewbornLatin America/epidemiologyMaternal Mortality/trendsPregnancyRisk FactorsUnited States/epidemiology
Year: 1993 PMID: 8485029
Source DB: PubMed Journal: Epidemiol Bull ISSN: 0256-1859