Chen, Shu-Ching
Huang, Bing-Shen
Chung, Chia-Yin
Lin, Chien-Yu
Fan, Kang-Hsing
Chang, Joseph Tung-Chien
Wu, Shu-Chen
Article History
Received: 6 October 2017
Accepted: 5 March 2018
First Online: 15 March 2018
Compliance with ethical standards
: The study was approved by the Institutional Review Board of Chang Gung Medical Foundation Institutional Review Board in Taiwan, and a permission certificate was obtained (Number: 102-4368B).
: The authors declare that they have no competing interests.