Sandeep Mishra, Ashok Kumar Sahoo, Thirthar Palanivelu Elamurugan, and Sadasivan Jagdish. “Polidocanol Versus Phenol in Oil Injection Sclerotherapy in Treatment of Internal Hemorrhoids: A Randomized Controlled Trial”. Turkish Journal of Gastroenterology 31, no. 5 (June 2, 2020): 378–383. Accessed July 13, 2025. https://tjg.avesjournals.com/index.php/tjg/article/view/3892.