7 doctors weighed in:

What is an upper respiratory tract infection?

7 doctors weighed in
Dr. Heidi Fowler
Psychiatry
6 doctors agree

In brief: URI

Upper Respiratory infections can involve the pharynx, larynx, nose or sinuses.
Most are caused by viruses.

In brief: URI

Upper Respiratory infections can involve the pharynx, larynx, nose or sinuses.
Most are caused by viruses.
Dr. Heidi Fowler
Dr. Heidi Fowler
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