@article{article5f8ccaf3, title = {Learning curve of semi-rigid ureteroscopy for small calculi: how many cases are necessary?}, author = {Ilias, Daniel and Passerotti, Carlo Camargo and Pontes Júnior, José and Fakhouri, Felipe and Faria, Sabrina Thalita dos Reis and Maximiano, Linda Ferreira and Otoch, José Pinhata and Cruz, José Arnaldo Shiomi da}, year = {2022}, doi = {10.1590/0100-6991e-20222693-en}, journal = {Revista do Colégio Brasileiro de Cirurgiões} }