Last week, at the end of the infantile paralysis season, three Stanford University men announced that they had isolated and measured an organism which they were certain caused infantile paralysis. The organism measures less than one-half millionth of an inch. The investigators— Drs. Charles Eglof Clifton, Edwin William Schultz and Louis Philipp Gebhardt—figured the size by filtering material from a case of infantile paralysis through the pores of unglazed, fine porcelain. They knew the size of the pores. The filtrate caused the active disease in monkeys. That confirmed the doctors' belief that they...
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