The alarm stimulus includes audio and vibratory stimuli of sufficient intensity to alert the patient that {HEAD ~ mask adjustments} are required for {TAIL ~ proper CPAP treatment} 
The alarm stimulus includes audio and vibratory stimuli of sufficient intensity to alert the patient that { HEAD ~ mask adjustments } are required for { TAIL ~ proper CPAP treatment }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL