“A Retrospective Study on Risk Habits Associated With the Prevalence and Severity of Oral Submucous Fibrosis in the Indigenous Population of Andaman and Nicobar Islands”. Indian Journal of Public Health Research & Development, vol. 11, no. 7, July 2020, pp. 633-9, https://doi.org/10.37506/ijphrd.v11i7.10157.