title: Do we need repeated PSGs to change pressure in CPAP patients?
authors: Nikolaus C
authors: NC
authors: Netzer
mesh_terms: D045422:Continuous Positive Airway Pressure / Q000295:instrumentation / Q000379:methods*; D017046:Cost Savings; D005858:Germany; D006801:Humans; D010349:Patient Compliance; D017286:Polysomnography / Q000191:economics / Q000706:statistics & numerical data; D011312:Pressure; D020181:Sleep Apnea, Obstructive / Q000628:therapy; D019564:Unnecessary Procedures