Hypertension in juvenile rats submitted to chronic intermittent hypoxia is dependent on sympathetic but not on hormonal overactivity - Bonagamba, Leni Gomes Heck; Zoccal, Daniel Breseghello; Antunes-Rodrigues, José; Paton, Julian F. R.; Machado, Benedito Honório (Reunião Anual de Federação de Sociedades de Biologia Experimental (FeSBE), 2008)