Received: 7 April 2020
Accepted: 15 July 2020
First Online: 20 July 2020
Ethics approval and consent to participate
: The experimental protocols used in the study were approved by the Animal Ethics Committee of North Khorasan University of Medical Sciences, Bojnurd, Iran (95-914/p). (IR.NKUMS. REC.1395.06).
: Not applicable.
: The authors declare that they have no competing interests.