For citations:
Zharkov E.E., Achkasov S.I., Shelygin Yu.A., Kostarev I.V., Ponomarenko A.A., Mudrov A.A. Chronic anal fissure treatment using lateral internal sphincterotomy without excision: prospective randomized study (NCT05117697). Koloproktologia. 2025;24(3):22-34. (In Russ.) https://doi.org/10.33878/2073-7556-2025-24-3-22-34
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