1. Volume 138, Issue 4, Pages 1024-1025 (October 2010)
Less-Obvious Predictors of Post-ICU Informal Caregiver Burden: Response 
David Van Pelt, MD, Lakshmipathi Chelluri, MD, FCCP, Richard Schultz, PhD, FCCP, Michael Pinsky, MD, FCCP 
CHEST 
Volume 138, Issue 4, Pages (October 2010)
DOI: /chest
Copyright © 2010 The American College of Chest Physicians Terms and Conditions

2. Figure 1 Informal caregiver burden: a conceptual model.
CHEST  , DOI: ( /chest )
Copyright © 2010 The American College of Chest Physicians Terms and Conditions