1. Influence of peripheral arterial disease and supervised walking on heart rate variability 
Anthony S. Leicht, PhD, Robert G. Crowther, PhD, Jonathan Golledge, MChir 
Journal of Vascular Surgery 
Volume 54, Issue 5, Pages (November 2011)
DOI: /j.jvs
Copyright © 2011 Society for Vascular Surgery Terms and Conditions

2. Fig
Line diagram illustrating the number of patients screened, recruited, and included within the analyses for the study.
Journal of Vascular Surgery  , DOI: ( /j.jvs )
Copyright © 2011 Society for Vascular Surgery Terms and Conditions