対照 たいしょう臨床 りんしょう試験 しけんではありません
taishōrinshōshikendewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 対照臨床試験

1. Is not a comparative clinical trial.; Is not a controlled clinical trial.

Negative
Polite
Formal Register
Medicine