- Virology 3
- Antibodies 2
- Cancer Research 2
- Infectious Diseases 2
- Protein Structure 2
- Science, Humanities and Social Sciences, multidisciplinary 2
- Science, multidisciplinary 2
- Vaccine 2
- Atmospheric Sciences 1
- Climatology 1
- Geophysics/Geodesy 1
- Transgenics 1
- Veterinary Medicine/Veterinary Science 1
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