Funding for this research was provided by:
National Taiwan University Hospital (106-M3739, 106-003612, 107-N3971, and 107-N4038)
Article History
Received: 15 December 2019
Revised: 27 March 2020
Accepted: 21 April 2020
First Online: 7 May 2020
Compliance with ethical standards
: Clinical data of these cases were obtained from their medical records. This study (201812013RINA) was approved by the Research Ethics Committee of National Taiwan University Hospital.
: The authors declare that they have no conflict of interest.