title: Distinguishing pressure versus volume overloading of the right atrium and estimating hemodynamic parameters from the orthogonal P wave components.
mesh_terms: D000293:Adolescent; D000328:Adult; D001794:Blood Pressure; D002306:Cardiac Volume; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D006325:Heart Atria / Q000503:physiopathology; D006344:Heart Septal Defects, Atrial / Q000503:physiopathology*; D006801:Humans; D006976:Hypertension, Pulmonary / Q000503:physiopathology*; D008875:Middle Aged; D011666:Pulmonary Valve Stenosis / Q000503:physiopathology*