Plethysmography
From BiblePortal Wikipedia
Plethysmography [1]
(n.) The study, by means of the plethysmograph, of the variations in size of a limb, and hence of its blood supply.
Plethysmography [1]
(n.) The study, by means of the plethysmograph, of the variations in size of a limb, and hence of its blood supply.