Solucient: study shows hospital margins rose in first half of 2002.
Worrell
Bradley
B
D003625:Data Collection; D004469:Economics, Hospital / Q000706:statistics & numerical data / Q000639:trends*; D017598:Efficiency, Organizational / Q000639:trends; D006801:Humans; D007182:Income / Q000706:statistics & numerical data / Q000639:trends; D010343:Patient Admission / Q000639:trends; D014481:United States