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Einthoven's Heptagon

122 bytes added, 14:08, 7 February 2017

Created page with "300px|thumb Damn it, Einthoven! Stop with all the polygons!!!! Category:Cardiology"

[[File:Willem Einthoven 01.jpg|300px|thumb]]

Damn it, Einthoven! Stop with all the polygons!!!!

[[Category:Cardiology]]

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