Author Correction: Validation of Clinical Treatment Score post-5 years (CTS5) risk stratification in premenopausal breast cancer patients and Ki-67 labelling index

by Janghee Lee, Chihwan Cha, Sung Gwe Ahn, Dooreh Kim, Soeun Park, Soong June Bae, Jeeye Kim, Hyung Seok Park, Seho Park, Seung Il Kim, Byeong‑Woo Park, Joon Jeong
Published 2021-03-01