https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/2288464Edit ImageSaveSaveEditCropCustom TextAn example of acute necrotizing ulcerative gingivitis, also known as trench mouth. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGTIFFLarge 1590 x 1136 px | 300 dpiBest Quality 1590 x 1136 px | 300 dpi | 10.38 MBFree DownloadAn example of acute necrotizing ulcerative gingivitis, also known as trench mouth. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.More