Received: 5 March 2020
Accepted: 6 January 2021
First Online: 25 January 2021
Ethics approval and consent to participate
: The study was approved by the committee of Samsung Medical Center (SMC), Seoul, Republic of Korea, on the use of human samples for experimental studies. Written informed consent was obtained from all study participants prior to enrollment. The research conformed to the principles of the Helsinki Declaration.
: Written informed consent was obtained from all study participants prior to enrollment and they also provided consent for publication.
: All authors declare no competing interests.