How many Hs ago did the noise or music end:Time:Pt:^Patient:Qn:PhenX
how many hs ago did the noise or music end:time:pt:^patient:qn:phenx
How many Hs ago did the noise or music end:Time:Pt:^Patient:Qn:PhenX
how many hs ago did the noise or music end:time:pt:^patient:qn:phenx