KARL LANDSTEINER (1868-1943)

1897 – Austria

Photograph of Karl Landsteiner at bench in lab ©

KARL LANDSTEINER

‘Each person has blood that falls into one of three ‘blood groups’; A, B and O’

The fourth blood group, AB, was discovered a year later.

blood groups (PDF) © Primal Pictures Ltd. 2010

Wikipedia-logo © (link to wikipedia)

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