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Reproductive mortality in Massachusetts in 1981
The New England Journal of Medicine
|September 6, 1984
Summary
No abstract available in PubMed .
Keywords:
AmericasCauses Of DeathContraceptionContraceptive AgentsContraceptive Agents, FemaleContraceptive Methods--side effectsDemographic FactorsDeveloped CountriesDeveloping CountriesEvaluationEvaluation MethodologyFamily PlanningMassachusettsMaternal MortalityMeasurementMortalityNorth AmericaNorthern AmericaOral Contraceptives--side effectsPopulationPopulation At RiskPopulation DynamicsReproductionResearch MethodologyStatistical StudiesStudiesUnited States