Arrhythmia review. Premature atrial contractions.
Snowberger
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D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D016275:Atrial Function; D005117:Cardiac Complexes, Premature / Q000175:diagnosis*; D004562:Electrocardiography / Q000451:nursing*; D006801:Humans; D008297:Male; D008875:Middle Aged