RAO, M. V.; JEGANATH, S. Estimation of levels of vitamin E in grade II & III haemorrhoids: A prospective study. International journal of health sciences, [S. l.], v. 6, n. S2, p. 13417–13421, 2022. DOI: 10.53730/ijhs.v6nS2.8534. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/8534. Acesso em: 9 may. 2026.