Nikbakht-Nasrabadi, Alireza http://orcid.org/0000-0002-2132-6734
Mohammadi, Nooredin http://orcid.org/0000-0002-4790-6737
Yazdanshenas, Manijeh
Shabany, Maryam
Article History
Received: 14 April 2019
Accepted: 3 July 2019
First Online: 19 July 2019
Ethics approval and consent to participate
: The study was approved by the ethics committee of Tehran University of Medical Sciences (No. IR.TUMS.REC.1394.1493). Ethical issues considered in accordance with the Declaration of Helsinki. Prior to conducting the interviews, all participants were informed that participation in this study is voluntary and they could refuse to participate or withdraw from the study at any time for any reason. Also, they were assured that, their identities and responses will be kept confidential. The participants who agreed to participate in the study were asked to sign an informed consent form.
: The participants agreed to participate and publicize their individual person’s data; of course, they were assured that, their identities and responses will be kept confidential and they were asked to sign an informed consent form.
: The authors declare that they have no competing interests.