Treatment of chronic anal fissure with sacral neuromodulation: a pilot study
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The authors would like to thank Sylva-Astrik Torossian for her editorial contributions.
Compliance with ethical standards
Conflict of interest
Arantxa Muñoz-Duyos and Salvadora Delgado-Rivilla have been paid speakers for Medtronic (Minneapolis, MN, USA). Laura Lagares-Tena has no conflict of interest to declare.
This study was approved by the Ethics Committee of the Hospital Universitari MútuaTerrassa.
Informed consent was obtained from all patients.