Treatment of ureteral calculi by ureteroscopy: experience of 100 cases at the Faculdade de Medicina do ABC (FMABC - Medical School) - Lopes Neto, Antonio Corrêa; Gava, Marcello Machado; Mattos, Mário Henrique Elias de; Borelli, Milton; Wroclaski, Eric Roger (Einstein, 2004)