CNA returns to profit
CNA Financial Corp. , one of the largest commercial insurance firms in the United States, said on Monday that it had a fourth-quarter profit compared with a loss a year ago, when it was hurt by claims from 2005's Hurricane Wilma.
THURSDAY, May 31 (HealthDay News) -- Elderly intensive care unit patients have less risk of infection if the units have high nurse staffing levels, says a Columbia University School of Nursing study.