NAGA SAPUTRA, S. H.; VICKY SUMARKI BUDIPRAMANA; MARJONO DWI WIBOWO. The Most Dominant Predictability Factor of Boey Score on The Level of Mortality in Perforation Gaster Boey Score 1 and Boey Scores 2 Patients in RSUD Dr Soetomo Surabaya. Bioscientia Medicina : Journal of Biomedicine and Translational Research, v. 5, n. 10, p. 926-930, 14 Jun. 2021.