March 5 (UPI) -- A new Gallup survey has suggested that 12% of American adults, or about 31 million people, were forced to borrow tens of billions of dollars in the past year to pay for personal medical bills. The findings released Wednesday was a joint partnership with West Health, a family of nonprofit and nonpartisan organizations centered on aging and healthcare. Advertisement The survey conducted Nov. 11-18 comprised of 3,583 U.S. adults via web utilizing the Gallup Panel with respondents