title: Radiographic measurement of volume changes of tantalum-labeled pulmonary arterial segments--a new approach to in vivo evaluation of pulmonary arterial dynamics.
mesh_terms: D000818:Animals; D002404:Catheterization; D003287:Contrast Media; D004285:Dogs; D005263:Femoral Artery; D011651:Pulmonary Artery / Q000000981:diagnostic imaging*; D011652:Pulmonary Circulation; D011858:Radiographic Magnification; D012701:Serotonin / Q000494:pharmacology; D013635:Tantalum / Q000008:administration & dosage; D014666:Vasomotor System / Q000187:drug effects / Q000502:physiology*
chemical_list: D003287:Contrast Media; D012701:Serotonin; D013635:Tantalum