title: Positron annihilation in hemoglobin.
mesh_terms: D004583:Electrons; D004601:Elementary Particles; D006454:Hemoglobins; D009686:Nuclear Physics; D011868:Radioisotopes; D012975:Sodium Isotopes; D013997:Time Factors
chemical_list: D006454:Hemoglobins; D011868:Radioisotopes; D012975:Sodium Isotopes