the clinicaltrials.gov | 1.47 | 0.3 | 5475 | 22 | 83 |
clinicaltrials gov website | 0.77 | 0.8 | 4606 | 26 | 73 |
clinical trials gov | 0.56 | 0.5 | 6098 | 19 | 23 |
clinicaltrials gov login | 1.84 | 0.5 | 5463 | 24 | 2 |
clinical trials government website | 0.53 | 0.8 | 3518 | 34 | 17 |
clinicaltrials gov usa | 1.03 | 1 | 8000 | 22 | 8 |
clinicaltrials.gov database | 0.57 | 0.4 | 4185 | 27 | 62 |
clinicaltrials gov website australia | 0.97 | 0.1 | 1377 | 36 | 59 |
clinicaltrials gov.in | 1.97 | 1 | 4087 | 21 | 98 |
clinicaltrials gov uk | 1.35 | 0.3 | 1991 | 21 | 8 |
clinicaltrials gov website info | 1.56 | 1 | 566 | 31 | 94 |
clinicaltrials gov requirements | 1.68 | 0.9 | 3951 | 31 | 60 |
clinicaltrials gov registration | 0.81 | 1 | 8328 | 31 | 59 |