High Flow Oxygen and Bilevel Positive Airway Pressure for Persistent Dyspnea in Patients With Advanced Cancer: A Phase II Randomized Trial

. Author manuscript; available in PMC: 2014 Oct 1.

Published in final edited form as: J Pain Symptom Manage. 2013 Jun 2;46(4):463–473. doi: 10.1016/j.jpainsymman.2012.10.284

Fig. 1. Study flow chart.