Other Descriptions:
HC POLYSOM 6/>YRS SLEEP 4/> ADDL PARAM ATTND
SLEEP STUDY STAGING 4+PARAM
POLYSOMNOGRAPHY=> 6YR ST
POLYSOM 6/> YRS 4/> PARAM
POLYSOM 6/> YRS 4/> PARAM REDUCED SERVICES
SLEEP STDY STAGNG 4+PRM LTD
HC POLYSOMNOGRAPHY=> 6YR ST
HC POLYSOMNOGRAPHY=> 6 YR
PSG FAILED >= 6 YRS