濃厚 のうこう接触 せっしょくではありませんでした
nōkōsesshokudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 濃厚接触

1. Was not close contact.; Did not have close contact.

Past/Perfective
Negative
Polite
Formal Register
Medicine