PT - JOURNAL ARTICLE AU - McNicholas, WT TI - Compliance with nasal CPAP therapy for obstructive sleep apnoea: how much is enough? AID - 10.1183/09031936.97.10050969 DP - 1997 May 01 TA - European Respiratory Journal PG - 969--970 VI - 10 IP - 5 4099 - http://erj.ersjournals.com/content/10/5/969.short 4100 - http://erj.ersjournals.com/content/10/5/969.full SO - Eur Respir J1997 May 01; 10