Funding for this research was provided by:
the Ministry of Health & Welfare (HI15C2041)
Text and Data Mining valid from 2019-02-11
Accepted: 23 January 2019
First Online: 11 February 2019
Compliance with ethical standards
: Correspondence is inventor of FDD.
: This study was conducted in accordance with the Declaration of Helsinki and approved by the Institutional Review Board of Yeungnam University Hospital (2015-04-008).
: Informed consent was obtained from all study participants.