Karl Landsteiner won a Nobel Prize for the discovery of what?
Correct answer: Blood groups

Player #K
Thank God for smart people like this

Kiwozzie
What a clever man! 1937 though...imagine how many people died from incorrect blood transfers before he found the rh factors!

tia
Aren't we all fortunate to live in these modern times - we should be much more appreciative of what knowledge is available to help us in this modern world