What person do you feel has most transformed ophthalmology and all of medicine? (poll 9106302)

What person do you feel has most transformed ophthalmology and all of medicine?

Albrecht von Graefe, MD

Allvar Gullstrand, MD

Hermann von Helmholtz, MD

Edward Jackson, MD

Carl Koller, MD

Robert Machemer, MD

Harold Ridley, MD

Other:

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