特発 とくはつ せい過眠 かみん しょうであれば
toku hatsuseikamin shōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 特発性過眠症

1. If/when idiopathic hypersomnia…; ; If it were idiopathic hypersomnia…

Ba Conditional
Medicine