Source:http://linkedlifedata.com/resource/umls/id/C0042212
MSH: Vaccines in which the infectious microbial nucleic acid components have been destroyed by chemical or physical treatment (e.g., formalin, beta-propiolactone, gamma radiation) without affecting the antigenicity or immunogenicity of the viral coat or bacterial outer membrane proteins.,NCI: A preparation of killed microorganisms that is intended to prevent or treat an infectious disease by inducing active immunity to the causative microorganism.