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- Biochemistry, general 4
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- Science, Humanities and Social Sciences, multidisciplinary 4
- Science, multidisciplinary 4
- Industrial Chemistry/Chemical Engineering 3
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- Agriculture 2
- Analytical Chemistry 2
- Biomedicine, general 2
- Cancer Research 2
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- Characterization and Evaluation of Materials 2
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- Food Microbiology 2
- Medical Microbiology 2
- Microbial Ecology 2
- Microbial Genetics and Genomics 2
- Physical Chemistry 2