Category | Category Repetition |
---|---|
Medicine: Medicine (General) | 15,479 |
Medicine: Internal medicine: Neoplasms. Tumors. Oncology. Including cancer and carcinogens | 12,316 |
Science: Biology (General) | 10,130 |
Science: Biology (General): Genetics | 6,426 |
Science: Biology (General): Cytology | 5,465 |