P. F. Daniel

Recurrence of chronic venous ulcers on the basis of clinical, etiologic, anatomic, and pathophysiologic criteria and air plethysmography.

W. Marston, M. Farber, L. V. Owens, 2002, Journal of vascular surgery.

Physiologic variations in lower extremity venous valvular function

W. Marston, B. Keagy, E. Criado, 1995, Annals of vascular surgery.

The role of air plethysmography in the diagnosis of chronic venous insufficiency.

B A Keagy, W. Marston, M. Farber, 1998, Journal of vascular surgery.