Liao, Chih-Hsiang
Chen, Wen-Hsien
Lee, Chung-Hsin
Shen, Shih-Chieh
Tsuei, Yuang-Seng
Article History
Received: 9 September 2018
Accepted: 11 December 2018
First Online: 4 January 2019
Compliance with ethical standards
:
: All authors certify that they have no affiliations with or involvement in any organization or entity with any financial interest (such as honoraria; educational grants; participation in speakers’ bureaus; membership, employment, consultancies, stock ownership, or other equity interest; and expert testimony or patent-licensing arrangements), or non-financial interest (such as personal or professional relationships, affiliations, knowledge or beliefs) in the subject matter or materials discussed in this manuscript.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (IRB TCVGH No. CE17084A) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. For this retrospective study, formal consents were not required.