ID 065605382535 © Dizain777 | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
gvhd graftversushost disease acronym health concept blackboard abbreviation alloimmunity associated attack black blood board bone cell chalkboard complication course definition different donate education foreign genetically hand host immune irradiate learn marrow medical medicine pathogen person phrase principle receipt recipient reduction rejection stem system term tissue graft transfusion transplant treate underlying