Received: 15 March 2020
Accepted: 21 May 2020
First Online: 3 June 2020
Ethics approval and consent to participate
: The ethical approval of the current study was approved by the Institutional Review Committee (IRC) of NCHRC (Ref No IRC NCH 002). All the participants were informed and explained the aims and objectives of the study and invited them to participate. Written informed consent was obtained from all participants. Privacy and confidentiality were maintained by not disclosing the name of the participants and ensuring them, that collected information was used only for the study purpose.
: Written informed consent from study participants was obtained for publication.
: The authors declare that they have no competing interests.