1 adverbs to describe how to pneumonia

In 1830 he was knocked down by a passing vehicle as he was crossing the street; by this accident he was severely injured in the head, from which he was slowly recovering, when, in 1831, he was seized with violent influenza, and ultimately pneumonia, of which he died, the 26th of December, aged eighty-one.

1 adverbs to describe how to  pneumonia  - Adverbs for  pneumonia