Funding for this research was provided by:
Chang Gung Memorial Hospital, Linkou (CORPG3G0791)
Chang Gung Memorial Hospital (CMRPG3H0951)
Article History
Received: 17 July 2018
Accepted: 13 August 2019
First Online: 19 August 2019
Compliance with ethical standards
:
: All procedures were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 (and subsequent versions). The study protocol was reviewed and approved by the local Institutional Review Board (CGMH-IRB-201800087B0). Owing to the retrospective nature of the study, the need for informed consent was waived.
: All authors declare that there are no conflicts of interest.