https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14004483Edit ImageSaveSaveEditCropCustom TextA physician examining a urine specimen, his young assistant is holding a large flask, in the distance is the patient with her mother. Engraving by J. Le Veau after M. Bilcoq.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 982 px | 300 dpiLarge JPEG 2950 x 2414 px | 300 dpiFree DownloadA physician examining a urine specimen, his young assistant is holding a large flask, in the distance is the patient with her mother. Engraving by J. Le Veau after M. Bilcoq.More