[Electrocardiographic study of 7 interesting cases of postoperative pulmonary heart disease].
D004562:Electrocardiography; D006801:Humans; D008499:Medical Records; D011184:Postoperative Period; D011660:Pulmonary Heart Disease; D013514:Surgical Procedures, Operative / Q000150:complications*
ELECTROCARDIOGRAPHY; PULMONARY HEART DISEASE/case reports; SURGERY, OPERATIVE/complications