How much are you really paying for fuel?
Phebus
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PennStar Program, Hospital of the University of Pennsylvania.
D000401:Aircraft / Q000191:economics*; D003365:Costs and Cost Analysis / Q000379:methods; D004636:Emergency Service, Hospital / Q000191:economics*; D005648:Fuel Oils / Q000191:economics*; D014481:United States
D005648:Fuel Oils