title: Acute heart failure in an adult patient with 2:1 atrial flutter: zebras or horses?
authors.forename: Manuel
authors.initials: M
authors.lastname: Anguita Sánchez
authors.forename: Elena
authors.initials: E
authors.lastname: Villanueva Fernández
authors.forename: Daniel
authors.initials: D
authors.lastname: García Fuertes
authors.forename: José
authors.initials: J
authors.lastname: Suárez de Lezo
mesh_terms: D000208:Acute Disease; D001282:Atrial Flutter / Q000150:complications* / Q000175:diagnosis; D003937:Diagnosis, Differential; D006333:Heart Failure / Q000209:etiology*; D006349:Heart Valve Diseases / Q000150:complications* / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged