Botulinum Toxin Injection for Treatment of Chronic Anal Fissure: Is There Any Dose-Dependent Efficiency? A Meta-Analysis

Adam, Bobkiewicz, Wojciech, Francuzik, Łukasz, Krokowicz, Adam, Studniarek, Witold, Ledwosiński, Jacek, Paszkowski, Michał, Drews, Tomasz, Banasiewicz