Received: 20 March 2019
Accepted: 21 October 2019
First Online: 9 December 2019
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board with the reference number (R/18.02/23). A written consent was signed by all participants. The clinical trial registration number is NCT03437980 at ExternalRef removed.
: Not Applicable.
: The authors declare that they have no competing interests.