Measurement of Health-Related Quality of Life Among Colorectal Cancer Patients Using the Vietnamese Value Set of the EQ-5D-5L oleh Tran BT, Pham NH, Nguyen TX, Choi KS, Sohn DK, Kim SY, Suh JK, Nguyen TD, Phan VS, Tran DT, Nguyen TT, Nguyen TTB, Nguyen MT, Oh JK