Ogawa S, Itabashi M, Bamba Y, Tani K, et al. Stage II colon cancer staging using the number of retrieved lymph nodes may be
superior to current TNM staging for prognosis stratification: the Japanese study
group for postoperative follow-up of colorectal cancer. Int J Colorectal Dis 2021 Jul 24. pii: 10.1007/s00384-021-03990.
PMID: 34302501