Study : three out of One Americans without health insurance at some point in full year . Study is released day before Families USA health care summit . U.S. Census Bureau reports lower numbers , only counts those uninsured for day . Critic says Families USA exaggerated numbers to make a political point .
Study : One out of three Americans without health insurance at some point in 2007-08 . Study is released day before White House health care summit . U.S. Census Bureau reports lower numbers , only counts those uninsured for full year . Critic says Families USA exaggerated numbers to make a political point .