File talk:QRS complex.png

Notice how the QRS complex resembles the 2nd derivative of a zero order Gaussian wave, except for deviations. http://obrazki.elektroda.pl/3878540700_1443205603.jpg ref: downloads.hindawi.com/journals/mpe/2014/919681.pdfD.A. &#34;Tony&#34; Stewart (talk) 21:06, 25 September 2015 (UTC) Tony Stewart EE 1975