Polio vaccine attenuated vaccine strains. In 1958, the National Institutes of Health created a special committee on live polio vaccines. The various vaccines were carefully evaluated for their ability to induce immunity to polio, while retaining a low incidence of neuropathogenicity in monkeys. Large-scale clinical trials performed in the Soviet Union in late 1950s to early 1960s by Mikhail Chumakov and his colleagues demonstrated safety and high efficacy of the vaccine. Based on these results, the Sabin strains were chosen for worldwide distribution. Fifty-seven nucleotide substitutions distinguish the attenuated Sabin 1 strain from its virulent parent (the Mahoney serotype), two nucleotide substitutions
His Name Is... Savage Archie Goodwin, a writer-editor then at the black-and-white horror-magazine publisher Warren Publishing, to script. Goodwin did so under the pseudonym Robert Franklin; in the 1982 reprint, "Gil Kane's Savage", Goodwin, under his own name, is credited alongside Kane for "Story." Larry Koster handled production, with artist Robert Foster contributing a painted cover. Manny Stallman, a comic-book artist and Kane colleague, introduced Kane "to printers and sales representatives, and it was through Manny that I met the people who ultimately allowed me to turn out "His Name Is... Savage"," Kane said. Kane entered into an arrangement with the large newsstand-distribution company