1. Common femoral vein dimensions and hemodynamics including Valsalva response as a function of sex, age, and ethnicity in a population study 
Arnost Fronek, MD, PhDa, Michael H. Criqui, MD, MPHb, Julie Denenberg, MAb, Robert D. Langer, MD, MPHb 
Journal of Vascular Surgery 
Volume 33, Issue 5, Pages (May 2001)
DOI: /mva
Copyright © 2001 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions

2. Fig. 1 CFV diameter at rest.
Journal of Vascular Surgery  , DOI: ( /mva )
Copyright © 2001 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions

3. Fig. 2 CFV diameter during Valsalva maneuver.
Journal of Vascular Surgery  , DOI: ( /mva )
Copyright © 2001 Society for Vascular Surgery and The American Association for Vascular Surgery Terms and Conditions