title: Studies on the collateral circulation of the normal human heart coronary perfusion with radioactive erythrocytes and glass spheres.
mesh_terms: D001775:Blood Circulation; D003097:Collateral Circulation; D004912:Erythrocytes; D005898:Glass; D006321:Heart; D006801:Humans; D011851:Radioactivity; D011868:Radioisotopes
chemical_list: D011868:Radioisotopes
keywords: BLOOD/circulation; ERYTHROCYTES/radioactive