Cold War tensions and the polio vaccine Cold War tensions and the polio vaccine Polio (Infantile paralysis or poliomyelitis) epidemics were a concern during the summer months for children globally, with records of polio from the Egyptians and Greeks to the 1950s epidemics. In the summer of 1921, this epidemic became notorious when Franklin Delano Roosevelt, the Democratic contender for the vice presidency, was struck down by polio at the age of 39. Two U.S. virologists, Jonas Salk of the University of Pittsburgh and Albert B. Sabin of the University of Cincinnati emerged as the most prominent among dozens of American researchers on the quest for a
A Little Frog Is looking for His Father no a father. Then The Little Frog says to The Little Grasshopper, "Do not cry. I'll be Your Dad..." A Little Frog Is looking for His Father A Little Frog Is looking for His Father () is The 1964 Soviet Russian Stop-motion Animation Film by Roman Kachanov. This Film produced by Soyuzmultfilm studio. The Little Frog looking for, but can not find a dad, who can protect him and play with him. He meets a various animals and asks them to become his dad. All these animals are larger than The Little Frog. An animals do not want to become