FEJFAR, Z [Orthostatic electrocardiogram in convalescents following myocardial infarction]. [electronic resource] - Casopis lekaru ceskych Oct 1954 - 1188-94 p. digital Publication Type: Journal Article ISSN: 0008-7335 Subjects--Topical Terms: Cardiovascular DiseasesElectrocardiographyHumansMyocardial Infarction