The work on [polio] prevention was long delayed by... misleading experimental models of the disease in monkeys
I have studied the effects of our new lots of polio vaccine in 100 adult volunteers and during the next few days shall give it to my wife and 2 children as well as to our neighbors and their children.
Without animal research, polio would still be claiming thousands of lives each year.
Follow AzQuotes on Facebook, Twitter and Google+. Every day we present the best quotes! Improve yourself, find your inspiration, share with friends
or simply: