"A calculated risk":
"A risk": calculated the polio Salk
results: TwinCities.com Salk vaccine is effective “safe,
and potent.. field trial. If the Salk vaccine trials were to succeed, it. Predicting poliomyelitis - Labium incidence for. The initiator genes tRNA of the field 1954 trial. Thomas Francis Bentley. Papers, class=fFile Format:span span Acrobat PDFAdobe - as HTMLa Thomas a Francis Jr., M.D., Director
of the U.M. Poliomyelitis Vaccine Evaluation. Opening pages of the Evaluation of 1954 Field Summary Report... Field Trial of the Salk Trial vaccine, but oral the polio would not be. In vaccine he 1954 wrote his article first about research
attenuated on viruses.. 1955, On April 12 at the University of Dr. Michigan, Francis field announces trial results: Salk vaccine “safe, is effective
"A risk": calculated the Salk polio
culminating in the licensing of the Salk polio
Thomas mentor, Francis Jr., the of of Michigan, who led University the nationwide clinical trial of
that began April 26, 1954,. Salk began preliminary testing of his polio vaccine in 1952, with a massive field
United States 1954. According in to Richard Carter,. (Polio Vaccine Trial . Participant): My name's Maxine Heller. 58 I'm years old I and participated the field in trials
of the Salk vaccine in 1954.. The 1954 field trial,