Thermal stress and the electrocardiogram: a technical study.
D000293:Adolescent; D000328:Adult; D001831:Body Temperature; D003626:Data Display; D004562:Electrocardiography; D004947:Esophagus; D006339:Heart Rate; D006358:Hot Temperature; D006801:Humans; D008297:Male; D008875:Middle Aged; D012007:Rectum; D013312:Stress, Physiological