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Authors
Kavita,
Thakur, J. S.
Vijayvergiya, R.
Ghai, S.
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Article History
Received: 28 May 2019
Accepted: 23 December 2019
First Online: 3 January 2020
Ethics approval and consent to participate
: Ethical clearance was obtained from the Institute ethics committee of PGIMER, Chandigarh. (No: Histo/13/1567) Informed written consent was taken from all the participants.
: Not applicable.
: Author Jarnail Singh Thakur is an Associate Editor for BMC Public Health. None of the authors have any competing interests.
