https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13975793Edit ImageSaveSaveEditCropCustom TextCarlos Alberto Alvarado. Photograph by L.J. Bruce-Chwatt.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGSmall JPEG 937 x 1200 px | 300 dpiLarge JPEG 2337 x 2992 px | 300 dpiFree DownloadCarlos Alberto Alvarado. Photograph by L.J. Bruce-Chwatt.More