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Nugroho, A.; Arifin, F.; Widianto, P.; Wibowo, A. A.; Handaya, A. Y.; Kristian, I.; Rivai, M. I.; Mulyawan, M.; Niam, M.; Budiono, P.; Putro, M. D.; Warsinggih, W. Digestive Surgery Services in COVID-19 Pandemic Period: Indonesian Society of Digestive Surgeons Position Statement. J Indon Med Assoc 2020, 70, 132-141.