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Atrial flutter is characterized by a sudden-onset (usually) regular abnormal heart rhythm on an electrocardiogram (ECG) in which the heart rate is fast. Symptoms may include a feeling of the heart beating too fast, too hard, or skipping beats , chest discomfort, difficulty breathing , a feeling as if one's stomach has dropped, a feeling of ...
This logo image consists only of simple geometric shapes or text. It does not meet the threshold of originality needed for copyright protection, and is therefore in the public domain . Although it is free of copyright restrictions, this image may still be subject to other restrictions .
This image or logo only consists of typefaces, individual words, slogans, or simple geometric shapes. These are not eligible for copyright alone because they are not original enough, and thus the logo is considered to be in the public domain. See Wikipedia:Public domain § Fonts or Wikipedia:Restricted materials for more information.
The icons come in two versions: full color and single color, for a total of 384 variations. This download includes .ai, .eps, .pdf, and .png (64px and 128px). Below is the full set in both styles. These icons are completely free and Open Source under the GPL, so feel free to use them in your personal and commercial projects alike.
This logo image consists only of simple geometric shapes or text. It does not meet the threshold of originality needed for copyright protection, and is therefore in the public domain. Although it is free of copyright restrictions, this image may still be subject to other restrictions.
Original file (SVG file, nominally 78 × 78 pixels, file size: 5 KB) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
This logo image consists only of simple geometric shapes or text. It does not meet the threshold of originality needed for copyright protection, and is therefore in the public domain . Although it is free of copyright restrictions, this image may still be subject to other restrictions .