Massimo Chiaretti (2018) “Comparison of Flavonoids and Centella asiatica for the treatment of chronic anal fissure. A randomized clinical trial”, Annali Italiani di Chirurgia, 89(4), pp. 330–336. Available at: https://annaliitalianidichirurgia.it/index.php/aic/article/view/1112 (Accessed: 1 May 2024).