Article History
Received: 19 June 2019
Revised: 10 August 2019
Accepted: 20 August 2019
First Online: 26 August 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The prospective studies (ExternalRef removed Identifiers: NCT03321357 & NCT03303300) were approved by the local institutional review board (Medical Research Ethics Committees United, Registration Number: W17.107 and W17.134), and were conducted according to the Declaration of Helsinki.
: Written informed consent was obtained from all participants.