Hilary Koprowski

Polish physician, virologist, immunologist and medical researcher.

Born December 5th, 1916 in Warsaw.

Died April 11th, 2013 at 96 years old in Philadelphia (pneumonia). [ref]

Occupations
immunologist, physician, virologist
Wikipedia

Death is a challenge. It tells us not to waste time… It tells us to tell each other right now that we love each other. Leo Buscaglia