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  1. 40703641200
    Author(s):Ehlertsen, C. F.
    Title:[On the significance of serial electrocardiography in rheumatic fever]
    Subject(s):Heart rheumatism Electrocardiography
    Journal Title Abbreviation:Nord. med.
    Date of Publication:1940
    Pagination:7: 1445–8.
    Type of Resource:Analytic
    Series/Volume/Page:Series 4/Volume 7/Page 364