At the University of Cambridge , he studied the Natural Sciences Tripos , receiving a Bachelor of Arts degree in 1936 , followed by a Master of Arts in 1940 .
At the University of Cambridge , he became a Doctor of Medicine in 1942 .
At the University of Cambridge , he studied the Natural Sciences Tripos , receiving a Bachelor of Arts degree in 1936 , followed by a Master of Arts in 1940 and became a Doctor of Medicine in 1942 .