| Subject | English | Italian |
| med., pharma., R&D. | blind study | studio in cieco |
| med., pharma., R&D. | blinded study | studio in cieco |
| med., pharma., R&D. | blinded study | esperimento in cieco |
| med., pharma., R&D. | double-blind study | esperimento in doppio cieco |
| med. | double-blind study | doppio cieco |
| med. | double-blind study | metodo del doppio ceco |
| med. | double-blind study | esperimento doppio cieco |
| med., pharma., R&D. | single-blind study | indagine unidirezionale |