| Similarity | Rank | |
|---|---|---|
| H1N1 | 0.638 | 92062 |
| bird_flu | 0.621 | 79601 |
| avian_influenza | 0.613 | 99042 |
| swine_flu | 0.603 | 73020 |
| SARS | 0.597 | 52517 |
| Ebola | 0.566 | 11439 |
| the_Ebola_virus | 0.566 | 74773 |
| influenza_virus | 0.558 | 75849 |
| influenza | 0.544 | 26018 |
| dengue | 0.521 | 47346 |
| flu | 0.515 | 15100 |
| MRSA | 0.512 | 50269 |
| virus | 0.508 | 2593 |
| dengue_fever | 0.502 | 87089 |
| Lyme_disease | 0.495 | 50740 |
| measles | 0.495 | 26034 |
| hepatitis_A | 0.494 | 96413 |
| pandemic | 0.487 | 26455 |
| salmonella | 0.486 | 79933 |
| outbreak | 0.485 | 10943 |
| hepatitis_B | 0.481 | 43484 |
| human_case | 0.480 | 92399 |
| viral_infection | 0.478 | 53485 |
| anthrax | 0.473 | 45883 |
| infectious_agent | 0.472 | 96875 |