Hsieh, Yi-Ching
Chang, Cheng-Hsien
Tsai, Yi-Yu
Lin, Cheng-Li
Ng, Telk-Ying
Chiang, Chun-Chi
Article History
Received: 29 February 2020
Accepted: 1 June 2020
First Online: 16 June 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board, China Medical University and the Hospital Research Ethics Committee (IRB permit number: CMUH-104-REC2–115). Consent was not obtained from patients, which was approved by the ethical review committee. In addition, no consent was required due to the retrospective nature of this study.
: Consent was not obtained from patients, because the study was a secondary analysis of existing public database.
: The authors have no conflict of interest.