Salari, Raheleh
Niakan Kalhori, Sharareh R.
Fatehi, Farhad
Ghazisaeedi, Marjan
Nazari, Mahin
Article History
Received: 21 December 2018
Accepted: 30 May 2019
First Online: 27 June 2019
Compliance with ethical standards
:
: The authors have no conflicts of interest to declare.
: The number of specialists filling out the questionnaire was less than expected. Due to the widespread geographical dispersion, there was no possibility to deliver this form in paper in person for all of them. Therefore the questionnaire form emeiled in electronic form. Inaccessibility to the full text of some articles were another limitation in this study.