González Ayala, D. A., C. D. Yegros Ortiz, N. B. Riveros Martínez, L. Rojas Villamayor, and D. Cabral. “Clinical and Sociodemographic Characteristics of Patients Diagnosed With Gastric Cancer at the Itauguá National Hospital. 2019-2020”. Revista Cirugía Paraguaya, vol. 46, no. 3, Dec. 2022, pp. 15-18, doi:10.18004/sopaci.2022.diciembre.15.