Oshvandi, Khodayar
Vafaei, Seyed Yaser
Kamallan, Seyed Ramesh
Khazaei, Salman
Ranjbar, Hossein
Mohammadi, Fateme
Article History
Received: 14 February 2021
Accepted: 7 July 2021
First Online: 22 July 2021
Declarations
:
: Design of study was approved with research plan code (9811018352) in the ethics committee of the Hamadan university of medical sciences (Umsha.rec.1398.335), and recorded at the clinical trials centre (IRCT 20160110025929N28) in date of 28 September 2019. Also, at the beginning of study, the researcher introduced herself and explained the aims of this study, and informed consent was obtained of participants. If the participants were illiterate, informed consent was obtained from parent and/or legal guardian for those participants. The participants were assured that all information would remain confidential. The researcher created the opportunity for participants to inform the researcher about their withdrawal from the study at any stage of the study and assured them that their lack of participation or withdrawal would not have any consequences for them. In addition, authors confirm that all methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.