@article{article20923652,
title   = {Litotripsia extracorporea por ondas de choque em calculos uretrais},
author = {Borrelli, Milton and Freire, Geraldo de Campos and Prado, M J and Spinola, R T and Sakuramoto, P K and Bortoluzo, C and Chan, L C},
year = {1987},
journal   = {Revista do Centro de Amico}
}