ヒト・ヒト感染 かんせんではありませんでした
hito·hitokansendewārimasendeshita

Noun
Desu Copula

The polite, past negative form of ヒト・ヒト感染

1. Was not human-to-human transmission.; It was not human-to-human infection.

Past/Perfective
Negative
Polite
Formal Register