Funding for this research was provided by:
Taipei Hospital, Ministry of Health and Welfare (201502)
Article History
Received: 28 December 2017
Accepted: 11 January 2018
First Online: 24 January 2018
Compliance with ethical standards
:
: The authors declare no conflicts of interest.
: This study has been approved by the Ethics Committee of Taipei Hospital, Ministry of Health and Welfare, Taiwan (IRB No. TH-IRB-0014-0022).