Did Wolff, Parkinson and White mind their Ps and Qs?
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D004562:Electrocardiography; D049673:History, 20th Century; D006801:Humans; D010506:Periodicals as Topic; D011643:Publishing; D014925:Wit and Humor as Topic; D014927:Wolff-Parkinson-White Syndrome / Q000266:history*