DURING THE LAST 48H, THE STUDY PERIOD, HAVE YOU OPERATED OR BEEN NEAR DIESEL ENGINES, E.G. BUS TERMINAL, TRUCK STOP (28104)    LOINC COMPONENT (129.11)

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COMPONENT DURING THE LAST 48H, THE STUDY PERIOD, HAVE YOU OPERATED OR BEEN NEAR DIESEL ENGINES, E.G. BUS TERMINAL, TRUCK STOP