Chronotype ontogeny related to gender - Duarte, Leandro Lourenção; Menna Barreto, Luiz Silveira; Miguel, Mario André Leocadio; Louzada, Fernando Mazzilli; Araujo, J; Alam, Marilene Farias; Areas, Roberta; Pedrazzoli Neto, Mario (Brazilian Journal of Medical and Biological Research, 2014)