-
Dr. William Morton
demonstrates ether's anesthetic properties -
Ignaz Semmelweis
discovers how to the prevent the transmission of puerperal fever -
Louis Pasteur
First vaccine developed for anthrax -
Robert Koch
discovers the TB bacillus -
Emil von Behrin
discovers antioxins and develops tetanus and diphtheria vaccines -
Felix Hoffman
develops aspirin -
Frederick F. Russell
typhoid vaccine -
Earle Dickson
Created the Band Aid -
Edward Mellanby
discovers vitamin D -
Sir Alexander Fleming
discovers penicillin
