Determination of the cut-off value of Ki-67 and its effect on the early recurrence and metastasis in patients with HR+/HER2- breast cancer

MA Qin, HOU Yu-jin, GAO Xu-tong, LIU Xin-lan

Tianjin Medical Journal . 2021, (12): 1319 -1323 . DOI: 10.11958/20210930