1. Volume 113, Issue 4, Pages 1028-1033 (April 1998)
Effects of Positive End-Expiratory Pressure on Oscillated Flow Rate During High- Frequency Chest Compression 
Ryan J. Perry, BSc, Godfrey C.W. Man, MD, FCCP, Richard L. Jones, PhD, FCCP 
CHEST 
Volume 113, Issue 4, Pages (April 1998)
DOI: /chest
Copyright © 1998 The American College of Chest Physicians Terms and Conditions

2. FIGURE 1
Diagram of the closed-circuit spirometry system. Arrows represent the direction of airflow. See text for definition of abbreviations.
CHEST  , DOI: ( /chest )
Copyright © 1998 The American College of Chest Physicians Terms and Conditions

3. FIGURE 2
Effects of HFCC and HFCC+PEEP on EELV in (top, A) normal subjects and (bottom, B) COPD patients. The mean FRC is represented by the solid line and RV by the dotted line. Asterisk=p≤0.01. Values are mean±SEM.
CHEST  , DOI: ( /chest )
Copyright © 1998 The American College of Chest Physicians Terms and Conditions

4. FIGURE 3
Effects of HFCC and HFCC + PEEP on V ˙ OSC in (top, A) normal subjects and (bottom, B) COPD patients. Asterisk=ps0.01. Values are mean±SEM.
CHEST  , DOI: ( /chest )
Copyright © 1998 The American College of Chest Physicians Terms and Conditions