https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12303692Edit ImageSaveSaveEditCropCustom TextNurse training. A student regulates the oxygen flow into this tiny oxygen box where a premature infant "lives". Sourced from the Library of Congress.View public domain image source hereMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGTIFFSmall JPEG 1191 x 1200 px | 300 dpiLarge JPEG 3475 x 3500 px | 300 dpiBest Quality JPEG 5112 x 5149 px | 300 dpiTIFF 5112 x 5149 px | 300 dpi | 50.23 MBFree DownloadNurse training. A student regulates the oxygen flow into this tiny oxygen box where a premature infant "lives". Sourced from the Library of Congress.More