1. Advance Directive Education During Pulmonary Rehabilitation
John E. Heffner, MD, Bonnie Fahy, RN, MN, Celia Barbieri, MS 
CHEST 
Volume 109, Issue 2, Pages (February 1996)
DOI: /chest
Copyright © 1996 The American College of Chest Physicians Terms and Conditions

2. FIGURE 1
Top: distribution of the 218 responding program in terms of total enrolled patients. Bottom: the number of patients enrolled each month.
CHEST  , DOI: ( /chest )
Copyright © 1996 The American College of Chest Physicians Terms and Conditions