On pulmonary vascular resistance: the need for more precise definition.
D000818:Animals; D001794:Blood Pressure; D004285:Dogs; D006801:Humans; D006976:Hypertension, Pulmonary / Q000503:physiopathology*; D011651:Pulmonary Artery / Q000503:physiopathology*; D012039:Regional Blood Flow; D014655:Vascular Resistance