Increased sympathetic cardiac autonomic modulation after two consecutive tilt tests in women with polycystic ovary syndrome - Ribeiro, Victor Barbosa; Kogure, Gislaine Satyko; Silva, Rafael Costa; Souza, Hugo Celso Dutra de; Ferriani, Rui Alberto; Reis, Rosana Maria dos (Revista Brasileira de Ginecologia e Obstetrícia, 2020)