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Subjects
- Cichorium intybus2
- Cimicifuga1
- Citrus sinensis3
- Cixi, Empress dowager of China, 1835-1908.1
- Clergy2
- Coal Tar1
- Cocaine1
- Cod Liver Oil -- therapeutic use23
- Coffee2
- Coloring Agents1
- Commerce1
- Common Cold -- drug therapy29
- Common Cold -- therapy1
- Confederate States of America1
- Constipation -- drug therapy33
- Consumer Product Safety1
- Cooking3
- Cosmetics3
- Cough -- drug therapy1
- Crimean War2