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