Funding for this research was provided by:
National Institute for Medical Research Development (942331)
Ferdowsi University of Mashhad (41064)
Received: 19 June 2020
Accepted: 21 August 2020
First Online: 1 September 2020
Ethics approval and consent to participate
: The ethical approval for this study is issued as the ethical code for grant number 942331 from the National Institute for Medical Research Development of Iran, and by the Committee on Research Ethics of Mashhad University of Medical Sciences (IR.MUMS.REC.1395.228), based on the Ethical Guidelines of Research from The Ministry of Health and Medical Education of Iran, and under the Declaration of Helsinki.
: No identifying patient information is included in this report.
: The authors declare that they have no conflict of interest.