| Similarity | Rank | |
|---|---|---|
| poisoning | 0.626 | 23763 |
| birth_defect | 0.586 | 32740 |
| mercury | 0.586 | 12741 |
| arsenic | 0.569 | 26103 |
| lung_disease | 0.568 | 59031 |
| health_problem | 0.560 | 15446 |
| environmental_exposure | 0.557 | 89999 |
| brain_damage | 0.552 | 52797 |
| respiratory_disease | 0.552 | 55223 |
| health_risk | 0.547 | 25312 |
| asthma | 0.545 | 8790 |
| developmental_delay | 0.545 | 74517 |
| toxic_chemical | 0.544 | 31858 |
| health_hazard | 0.542 | 63475 |
| health_effect | 0.539 | 57191 |
| water_pollution | 0.538 | 34005 |
| dioxin | 0.538 | 55824 |
| toxic_substance | 0.535 | 64101 |
| Lyme_disease | 0.534 | 50740 |
| anemia | 0.532 | 29757 |
| heart_disease | 0.531 | 9748 |
| asbestos | 0.527 | 19231 |
| poor_nutrition | 0.527 | 99413 |
| tooth_decay | 0.526 | 83349 |
| infant_mortality | 0.526 | 44628 |