https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/9976671Edit ImageSaveSaveEditCropCustom TextIncludes index"Printed in 1994."Subjects: United States. Public Health Service; United States. Public Health Service; Public healthOriginal public domain image from Wikimedia CommonsMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 837 x 1200 px | 300 dpiLarge JPEG 1959 x 2807 px | 300 dpiFree DownloadIncludes index"Printed in 1994."Subjects: United States. Public Health Service; United States. Public Health Service; Public healthMore