
Scientists Banting, Best, Collip and Macleod at the University of Toronto as they race for a treatment to cure 13-year-old Leonard Thompson of his life-threatening diagnosis of diabetes.
6.7
6.3
6.3
6.0
6.9
8.2
6.4
6.5
6.2
7.0
8.0
6.5
6.0
6.2
5.8
6.2
6.4
6.1