Research Methodology / Reproduction / Developing Countries / Population / Demographic analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis
Research Methodology / Reproduction / Developing Countries / Population / Demographic analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis
Research Methodology / Reproduction / Developing Countries / Population / Demographic analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis
Research Methodology / Reproduction / Developing Countries / Population / Demographic analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis
Brazil / Adolescent / Humans / Female / Menarche / Body Mass Index / Risk factors / Polycystic Ovary Syndrome / Prevalence / Urban Population / Risk Factors / Cross Sectional Studies / Case Control Studies / Body Mass Index / Risk factors / Polycystic Ovary Syndrome / Prevalence / Urban Population / Risk Factors / Cross Sectional Studies / Case Control Studies
Brazil / Adolescent / Humans / Female / Menarche / Body Mass Index / Risk factors / Polycystic Ovary Syndrome / Prevalence / Urban Population / Risk Factors / Cross Sectional Studies / Case Control Studies / Body Mass Index / Risk factors / Polycystic Ovary Syndrome / Prevalence / Urban Population / Risk Factors / Cross Sectional Studies / Case Control Studies
Research Methodology / Reproduction / Developing Countries / Population / Demographic analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis / Menarche / Socioeconomic Status / Faculdade de Saude Publica / Cross Sectional Analysis