-
Used bloodletting to try to cure diseases
-
Distinguished between arteries and veins
-
Viewed blood cells under microscope
-
First performed
-
Discovered three blood types: A, B, O
-
Discovered AB blood type
-
Established first blood donor service
-
Developed method to save blood for transfusions
-
Established first blood bank
-
Discovered Rh protein
-
First case discovered in Congo
-
Identified virus causing AIDS
-
Development of test to screen for diseases
-
Began developing tests for infectious disease
