Received: 17 January 2020
Accepted: 17 June 2020
First Online: 1 July 2020
Ethics approval and consent to participate
: The research has been performed in accordance with the ExternalRef removed and was approved by the Institutional Ethics Committee, Indira Gandhi Medical College, Shimla, number: ECR/533/IST/HP/2014.Registered on 12 August 2017.Written and informed consent was taken from every participant of the study.
: Not applicable
: The authors declare that they have no competing interests.