Ethics approval and consent to participate
The present article is the result of a master's thesis, approved by the Ethics Committee of Mashhad University of Medical Sciences (IR.MUMS.NURSE.REC.1398.029), Mashhad, Iran. This study was registered in the Iran Clinical Trial Center with the code of IRCT20190805044446N1. The study adheres to the principles of the Helsinki declaration. Written, signed, and informed consent was obtained from all participants in the study.