Visual restriction and anterior-posterior body oscillations in Parkinson’s disease - Sánchez-Arias, Mônica Del Rosario; Kleiner, Ana Francisca Rozin; Hamanaka, Ágata Yoko Yasue; Santiago, Paulo Roberto Pereira; Gobbi, Lilian Teresa Bucken; Stella, Florindo (Acta Fisiátrica, 2012)