[Study on the biological effect of x-irradiation on the heart. III. On ECG changes in x-ray therapy].
D004562:Electrocardiography; D006321:Heart / Q000528:radiation effects*; D006801:Humans; D011832:Radiation Injuries / Q000175:diagnosis*; D014964:X-Ray Therapy
ELECTROCARDIOGRAPHY; HEART/radiation effects; RADIATION INJURY/diagnosis