title: Geographic variations of acute heart failure syndromes: the importance of clinical registries.
authors: Hector O
authors: HO
authors: Ventura
authors: Krishna K
authors: KK
authors: Gaddam
mesh_terms: D000208:Acute Disease; D002391:Catchment Area, Health; D014943:Global Health; D006333:Heart Failure / Q000453:epidemiology*; D006801:Humans; D009017:Morbidity; D012042:Registries; D013577:Syndrome