Mansouri, Vahid
Ebrahimpour, Karim
Poursafa, Parinaz
Riahi, Roya
Shoshtari-Yeganeh, Bahareh
Hystad, Perry
Kelishadi, Roya http://orcid.org/0000-0001-7455-1495
Article History
Received: 10 December 2018
Accepted: 8 April 2019
First Online: 4 May 2019
Compliance with ethical standards
: The study protocols of the main survey were reviewed and approved by ethical committees and other relevant national regulatory organizations. The Research and Ethics Committee of Isfahan University of Medical Sciences approved the main study (Project number: 194049). The current study was approved by the National Institute for Medical Research Development (Project number: 958289). After complete explanation of the study objectives and protocols, written informed and verbal consents were obtained from the parents and students, respectively.
: The authors declare that they have no conflict of interest.