Kazemi, Azita Fathnezhad
Hajian, Sepideh
Article History
Received: 25 September 2018
Accepted: 10 December 2018
First Online: 29 December 2018
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Shahid Beheshti University of Medical Sciences, Grant no: SBMU.PHNM.1395.498. as part of a PhD dissertation. Verbal or written informed consent was taken from all the participants.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.