TY - JOUR T1 - Clinical and radiological postoperative evaluation of posterior sagittal anorectoplasty in patients with upper and intermediate anorectal malformations JO - Sao Paulo Medical Journal A1 - Martins, José Luiz A1 - Lederman, Henrique Manoel A1 - Pinus, José SN - 1516-3180 UL - 10.1590/S1516-31801997000600002 VL - 115 Y1 - 1997 PB - Brasil ER -