Giuffrida, M. et al. 2021. The metastatic lymph node ratio is a better prognostic factor than the number of metastatic limph node after curative resection for gastric cancer. Acta Biomedica Atenei Parmensis. 92, 5 (Nov. 2021), e2021284. DOI:https://doi.org/10.23750/abm.v92i5.9682.