| Subject | Italian | English |
| med., pharma., R&D. | studio in cieco | blind study |
| med., pharma., R&D. | studio in cieco | blind trial |
| med., pharma., R&D. | studio in cieco | masked study |
| pharma. | Studio in cieco | Masked study |
| med., pharma., R&D. | studio in cieco | blinded study |
| med., pharma., R&D. | studio in cieco | blind test |
| med., pharma., R&D. | studio in cieco | blind experiment |
| pharma. | Studio in doppio cieco | Double-blind trial |