Text and Data Mining valid from 2020-01-13
Received: 16 October 2018
Accepted: 6 January 2020
First Online: 13 January 2020
Ethics approval and consent to participate
: Ethical approval to conduct the study was given by the Aga Khan University Ethical Review Committee (4810-CHS-ERC-17). Participants signed consent form to indicate their willingness to participate. Voluntary participation and the right to ask any questions and to decline participation at any time were emphasized during the data collection.
: Written informed consent for publication was obtained from all study participants.
: The authors declare that they have no competing interests.