https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13998656Edit ImageSaveSaveEditCropCustom TextA doctor visiting a patient with a variety of microbes to improve the patient's health. Wood engraving after A. Rackham, 1905.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1070 px | 300 dpiLarge JPEG 3146 x 2804 px | 300 dpiFree DownloadA doctor visiting a patient with a variety of microbes to improve the patient's health. Wood engraving after A. Rackham, 1905.More