Cold War tensions and the polio vaccine Sabin vaccine from the Soviet side. However other Soviet virologists argued that the Salk vaccine could be considered safe, since the Americans tested it on their own people. They considered that the Sabin vaccine must be potentially dangerous because the Americans did not wish to test it on their own society. The documented achievement of the Sabin-Chumakov collaboration eventually trumped the ideological differences of the Cold War. Their oral live-virus vaccine became federally licensed in 1962, and used for over three decades to help eliminate polio globally, replacing the Salk vaccine. Using these vaccines, the threat of polio remains only
For the Term of His Natural Life (1908 film) For the Term of His Natural Life (1908 film) For the Term of His Natural Life is a 1908 Australian silent film based on the 1874 novel by the same name by Marcus Clarke. The film is an adaptation of MacMahon's stage adaptation of the novel. It was the fourth Australian feature ever made and is considered a lost film. The 1908 film was the first screen adaptation of Clarke's novel, which was also later filmed in 1911, as a silent film known as "The Life of Rufus Dawes", 1927, again as a silent film, and the most expensive produced