title: [Case of transient block of left bundle-branch].
mesh_terms: D002037:Bundle-Branch Block / Q000175:diagnosis*; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008875:Middle Aged; D012075:Remission, Spontaneous
vernacular_title: Przypadek przemijajacego bloku lewej odnogi peczka hisa.