Source:http://linkedlifedata.com/resource/umls/id/C2348480
NCI: Outside the living body; referring to the use or positioning of an organ, tissue, or cell in an environment outside the living organism while the tissue or cells remain viable.,NCI: Outside of the living body. Refers to a medical procedure in which an organ, cells, or tissue are taken from a living body for a treatment or procedure, and then returned to the living body.