1. Resolution of Obstructive Sleep Apnea After Microvascular Brainstem Decompression 
Robert M. Hoffman, MD, Ronald A. Stiller, MD, PhD, FCCP 
CHEST 
Volume 107, Issue 2, Pages (February 1995)
DOI: /chest
Copyright © 1995 The American College of Chest Physicians Terms and Conditions

2. Figure 1
Magnetic resonance imaging of brainstem showing large left vertebral artery with compression of brainstem (arrow). Compare with normal caliber of right vertebral artery (arrowhead).
CHEST  , DOI: ( /chest )
Copyright © 1995 The American College of Chest Physicians Terms and Conditions