| Similarity | Rank | |
|---|---|---|
| prevalence | 0.802 | 25058 |
| prevalence_of | 0.791 | 38402 |
| the_prevalence_of | 0.753 | 18710 |
| epidemiology_of | 0.747 | 42103 |
| factor_associate_with | 0.735 | 73775 |
| risk_factor_for | 0.727 | 45665 |
| the_incidence_of | 0.698 | 19152 |
| incidence | 0.668 | 14542 |
| incidence_of | 0.664 | 38323 |
| the_association_between | 0.647 | 30170 |
| risk_factor | 0.640 | 13772 |
| and_severity_of | 0.638 | 54466 |
| etiology | 0.628 | 50530 |
| morbidity_and_mortality | 0.623 | 95600 |
| in_the_general_population | 0.612 | 62893 |
| the_aim_of_this_study | 0.609 | 28134 |
| factor_influence | 0.606 | 46470 |
| factor_affect | 0.595 | 38126 |
| predictor_of | 0.589 | 61555 |
| morbidity | 0.584 | 50167 |
| determinant_of | 0.575 | 27579 |
| the_purpose_of_this_study | 0.572 | 31276 |
| epidemiological_study | 0.572 | 74728 |
| and_extent_of | 0.569 | 28178 |
| pathogenesis | 0.564 | 46255 |