Table 3.

The most important contributions to infectious diseases research as judged by 78 senior scientists in the field in autumn 2004

Rank	Name	Contribution
1	Louis Pasteur	Founder of microbiology, immunization
2	Alexander Fleming	Discovery of penicillin
3	Edward Jenner	Vaccination against smallpox
4	Robert Koch	Etiology of and vaccination against tuberculosis, microscopy
5	Paul Ehrlich	Chemotherapy against infectious diseases
6	Ronald Ross	Link between mosquitoes and malaria
7	Emil von Behring	Discovery of antitoxin