Heart surgery is performed in the Clinical Center's Surgery Wing. Original public domain image from Flickr https://www.rawpixel.com/image/8764853/photo-image-heart-doctor-peopleFree Image from public domain licenseHeart surgery is performed in the Clinical Center's Surgery Wing. Original public domain image from Flickr https://www.rawpixel.com/image/8764839/photo-image-heart-doctor-personFree Image from public domain license