https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14015682Edit ImageSaveSaveEditCropCustom TextTrepanningOriginal public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 851 px | 300 dpiLarge JPEG 3500 x 2481 px | 300 dpiBest Quality JPEG 4782 x 3390 px | 300 dpiFree DownloadTrepanningMore