[One hundred years' of the electrocardiogram--a look at the past and view of the future ].
Kölbel
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Interní klinika 2. lékarské fakulty UK a Fakultní nemocnice Motol, Praha.
D004562:Electrocardiography / Q000266:history* / Q000639:trends; D049673:History, 20th Century; D006801:Humans