作者: Franco Rigon , Vincenzo De Sanctis , Sergio Bernasconi , Luigi Bianchin , Gianni Bona
关键词: Anthropometry 、 Menarche 、 Menstrual cycle 、 Demography 、 Cross-sectional study 、 Pediatrics 、 Menstruation 、 Age of onset 、 Medicine 、 Population 、 Polymenorrhea
摘要: Background The most striking event in the whole process of female puberty is the onset of menstruation. To our knowledge, no large population-based studies have been performed …