Inverted P waves.
Pelter
Michele M
MM
Department of Physiological Nursing, University of California, San Francisco, USA.
Adams
Mary G
MG
D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008875:Middle Aged; D013617:Tachycardia, Supraventricular / Q000175:diagnosis*