In-vivo estimation of vein-wall tension and hoop stress.
D006801:Humans; D008433:Mathematics; D010690:Phlebography; D011187:Posture; D012501:Saphenous Vein / Q000033:anatomy & histology / Q000502:physiology; D014655:Vascular Resistance; D014680:Veins / Q000033:anatomy & histology / Q000502:physiology*; D014690:Venous Pressure