Text and Data Mining valid from 2020-01-08
Received: 9 February 2019
Accepted: 22 December 2019
First Online: 8 January 2020
Ethics approval and consent to participate
: This study has been approved by the ethics committee of Tehran University of Medical Sciences. The consent we obtained from the study participants was verbal as the study was qualitative and we got their verbal consent to participate in the study and to be interviewed. Verbal consent is accepted by the ethics committee.
: We got consent of the interviewees to participate and record their voice and for direct quotes from their interviews to be published in this manuscript with protection of their anonymity and confidentiality.
: Authors declare that they have no competing interests.