coal, there are many many many websites that show how koch's postulates are fulfilled. I could not understand why you think that they have not. I thought you had some version of koch's postulates that duesberg promoted that were some how different from the accepted forms. really. they have been many times. I can even give you original case literature from infected people at least do some reading <A HREF="http://www.google.com/search?hl=en&q=duesberg+koch+postulates&btnG=Google+Search" target="_blank">http://www.google.com/search?hl=en&q=duesberg+koch+postulates&btnG=Google+Search</A> there is not one page, there are many many pages.