Tchekmedyan, Vartan, Rogelio Belloso, Hugo Méndez, Alberto Valls, and Dante Romano. “Non Surgical Extractfon of Residual Gallsitones”. Cirugía del Uruguay 48, no. 3 (March 5, 1978): 254–257. Accessed May 23, 2026. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/2908.