Shchepotin, B M [State of the heart atria in thyrotoxicosis (according to electrocardiographic data]. [electronic resource] - Vrachebnoe delo Feb 1976 - 68-72 p. digital Publication Type: English Abstract; Journal Article ISSN: 0049-6804 Subjects--Topical Terms: ElectrocardiographyHeart--physiopathologyHeart Atria--physiopathologyHumansHyperthyroidism--physiopathology