Parvathy Gopan, Padma, KM Sweta, and Dhyan Surendranath. “A Randomised Controlled Clinical Study to Evaluate the Role of Nirvapana Upakrama With Durva Ointment in the Management of Pittaja Dushta Vrana With Special Reference to Fissure-in-Ano”. Journal of Ayurveda and Integrated Medical Sciences, Vol. 7, no. 6, Aug. 2022, pp. 35 -45, doi:10.21760/jaims.7.6.6.