Communicable Diseases Communicable diseases 59 Infection 19 Epidemiology 16 Maladies infectieuses 16 Infections 13 Public Health 13 Medical 8 Medical microbiology 8 Microbiology 8 Diseases 7 Medical Policy 7 Political Science 7 epidemiology 7 Research 6 Tropical medicine 6 AIDS (Disease) 5 Bacterial Infections 5 Communicable Disease Control 5 Infection Control 5 Tropical Medicine 5 microbiology 5 Épidémiologie 5 Health & Biological Sciences 4 Infectious Diseases 4 Medicine 4 Microbiological Phenomena 4 Microbiologie 4 Parasitic Diseases 4 Prevention 4