幼児ようじ突然とつぜん症候しょうこうぐんではありません
yōji totsuzen shi shōkōgundewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 幼児突然死症候群

1. It is not sudden infant death syndrome.

Negative
Polite
Formal Register
Medicine