Peter Salk says newest U.S. case of polio sounds a warning

PITTSBURGH POST-GAZETTE - After a man in Rockland County, New York, became the first patient to contract polio in the U.S. in nearly a decade, experts such as IDM’s Peter Salk — whose late father, Jonas, developed a vaccine for the disease — said the public shouldn’t be alarmed but warned that children unvaccinated for polio could be at risk. “Polio is only a plane flight away,” Salk said. “Here is a circumstance that demonstrated that.”