| Similarity | Rank | |
|---|---|---|
| cohort_study | 0.739 | 78946 |
| meta-analysis | 0.640 | 47819 |
| randomize_controlled_trial | 0.639 | 81810 |
| epidemiological_study | 0.639 | 74728 |
| research_study | 0.635 | 20561 |
| study_involve | 0.630 | 49676 |
| pilot_study | 0.629 | 46260 |
| national_study | 0.623 | 87491 |
| meta-analyse | 0.621 | 98668 |
| cross-sectional | 0.621 | 90566 |
| observational_study | 0.606 | 56481 |
| outcome_measure | 0.596 | 54704 |
| empirical_study | 0.595 | 69200 |
| experimental_study | 0.593 | 73083 |
| longitudinal | 0.591 | 31403 |
| early_study | 0.590 | 54536 |
| the_current_study | 0.586 | 34412 |
| comparative_study | 0.581 | 76135 |
| study_population | 0.578 | 68341 |
| qualitative_research | 0.577 | 38714 |
| survey_datum | 0.575 | 39823 |
| several_study | 0.573 | 55040 |
| use_datum_from | 0.572 | 26388 |
| clinical_study | 0.572 | 25548 |
| this_study | 0.572 | 4520 |