title: [25-year-old male with muscular weakness and electrocardiographic changes after exercise].
authors.affiliation: Servicio de Medicina Interna, Clínica Puerta de Hierro, Madrid.
authors.forename: P
authors.initials: P
authors.lastname: Tutor-Ureta
authors.forename: M
authors.initials: M
authors.lastname: Yebra-Bango
authors.forename: S
authors.initials: S
authors.lastname: Mellor-Pita
authors.forename: L
authors.initials: L
authors.lastname: Rayón
mesh_terms: D000328:Adult; D004562:Electrocardiography; D006801:Humans; D007008:Hypokalemia / Q000175:diagnosis*; D008297:Male; D018908:Muscle Weakness / Q000209:etiology; D010243:Paralysis / Q000209:etiology