https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13975760Edit ImageSaveSaveEditCropCustom TextLeft, anal fistulas and instruments for their treatment; right, instruments to perform sutures on tendons. Engraving with etching.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1016 px | 300 dpiLarge JPEG 2953 x 2501 px | 300 dpiFree DownloadLeft, anal fistulas and instruments for their treatment; right, instruments to perform sutures on tendons. Engraving with etching.More