Jean Casimir Félix Guyon, born on July 21, 1831, in Saint-Denis, Ile-Bourbon, a French surgeon and urologist, studied medicine in Paris (the capital and most populous city of France), receiving his doctorate in 1858.
Jean Casimir Félix Guyon, born on July 21, 1831, in Saint-Denis, Ile-Bourbon, a French surgeon and urologist, studied medicine in Paris (the capital and most populous city of France), receiving his doctorate in 1858.