Drupal-Bibcite0<style face="normal" font="default" size="100%">Population and fertility by age and sex for 195 countries and territories, 1950–2017: a systematic analysis for the Global Burden of Disease Study 2017</style><style face="normal" font="default" size="100%">Population and fertility by age and sex for 195 countries and territories, 1950–2017: a systematic analysis for the Global Burden of Disease Study 2017</style>