For citations:
Goloktionov N.A., Ponomarenko A.A., Sagidova K.I., Lebedeva E.Yu., Mudrov A.A., Zharkov E.E. Open or closed sphincterotomy for treatment of the chronic anal fissure? (systematic review and meta-analysis). Koloproktologia. 2023;22(3):149-157. https://doi.org/10.33878/2073-7556-2023-22-3-149-157