Submitted on: 10 April 2022.
Revised on: 17 July 2022.
Accepted on: 13 August 2022.
___________________Indian Journal of Community Medicine
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Submitted on: 25 November 2016.
Revised on: 17 January 2017.
Accepted on: 12 February 2017.
___________________Indian Journal of Community Medicine
Submitted on: 16 November 2007.
Revised on: 09 January 2008.
Accepted on: 29 January 2008.
___________________Indian Journal of Community Medicine