Funding for this research was provided by:
Received: 21 December 2019
Accepted: 27 March 2020
First Online: 20 April 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the School of Medicine, Tarbiat Modares University, Tehran, Iran. The consent to participate is not applicable in this study.
: The consent for publication is not applicable in this study
: The author declares no conflicts of interest in this research.