title: [Welcome the multicenter studies].
authors.affiliation: Hospital Universitari vall D'Hebron Barcelona.
authors.forename: J
authors.initials: J
authors.lastname: Candell Riera
mesh_terms: D003299:Cooperative Behavior; D003326:Coronary Circulation; D005080:Exercise Test; D006321:Heart / Q000000981:diagnostic imaging*; D006801:Humans; D015337:Multicenter Studies as Topic; D009943:Organophosphorus Compounds; D015609:Organotechnetium Compounds; D019275:Radiopharmaceuticals; D012016:Reference Values; D015203:Reproducibility of Results; D013030:Spain; D015899:Tomography, Emission-Computed, Single-Photon
chemical_list: D009943:Organophosphorus Compounds; D015609:Organotechnetium Compounds; D019275:Radiopharmaceuticals; C078700:technetium tc-99m tetrofosmin