Koch's postulates and the Koch phenomenon, an update.
D000818:Animals; D001432:Bacteriology / Q000266:history; D006168:Guinea Pigs; D049672:History, 19th Century; D049673:History, 20th Century; D007239:Infections / Q000266:history / Q000382:microbiology; D008262:Macrophage Activation; D008828:Microbiological Techniques; D009169:Mycobacterium tuberculosis; D014376:Tuberculosis / Q000266:history* / Q000276:immunology