Last U.S. polio patient with an iron lung dies at 78 in Oklahoma

Wire excerpt

Last U.S. polio patient with an iron lung dies at 78 in Oklahoma NBC News Martha Lillard, last US polio patient using iron lung, dies at 78 in Oklahoma CNN Oklahoma woman, the last American in an iron lung, dies at 78 KFOR.com Last American to use an iron lung dies at 78 years ol