PT - JOURNAL ARTICLE AU - Jordan S Rettig TI - Waiting to Exhale: Optimizing Noninvasive Synchrony in COPD? AID - 10.4187/respcare.04573 DP - 2016 Jan 01 TA - Respiratory Care PG - 122--124 VI - 61 IP - 1 4099 - http://rc.rcjournal.com/content/61/1/122.short 4100 - http://rc.rcjournal.com/content/61/1/122.full