TY - Journal of International Oncology A1 - Peng Caiyun, Han Chun, Wang Lan T1 - Advances in radiation of internal mammary lymph nodes after breast-conserving or modified radical surgery for breast cancer Y1 - 2020-03-08 JF - Journal of International Oncology JO - Journal of International Oncology SP - 174 EP - 179 VL - 47 IS - 3 UR - https://gjzlx.sdfmu.edu.cn N1 - 10.3760/cma.j.issn.1673-422X.2020.03.009 ER -