https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14003787Edit ImageSaveSaveEditCropCustom TextDigestive system: R. de Graaf's investigation of the pancreatic juice of dogsOriginal public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1066 x 1200 px | 300 dpiLarge JPEG 1290 x 1452 px | 300 dpiFree DownloadDigestive system: R. de Graaf's investigation of the pancreatic juice of dogsMore