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[The contraceptive effectiveness of morrhuic acid suppository]
Sheng Zhi Yu Bi Yun = Reproduction and Contraception
|November 1, 1989
Abstract
No abstract available in PubMed .
Keywords:
ContraceptionContraception TerminationContraceptive AgentsContraceptive EffectivenessContraceptive MethodsDemographic FactorsEvaluationFamily PlanningFertilityFertility MeasurementsPopulationPopulation DynamicsPregnancy RateSpermicidal Contraceptive AgentsUse-effectivenessVaginal SpermicidesVaginal Suppository