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Timing of menarche and initial menstrual experience

J Rierdan, E Koff

    Journal of Youth and Adolescence
    |June 1, 1985
    PubMed
    Summary

    No abstract available in PubMed .

    Keywords:
    AdolescentsAge FactorsAmericasBehaviorCohort AnalysisComparative StudiesDemographic FactorsDeveloped CountriesDeveloping CountriesEducationMenarcheMenstruationNorth AmericaNorthern AmericaPeer GroupsPerceptionPopulationPopulation CharacteristicsPopulation DynamicsPsychological FactorsPsychosocial FactorsReproductionResearch MethodologyResearch ReportSampling StudiesSchoolsSelf-perceptionStatistical StudiesStudents--womenStudiesSurveysTime FactorsUnited StatesUniversitiesYouth

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