Abnormal response to Valsalva maneuver in diabetics:  relation to autonomic neuropathy.
D000328:Adult; D000368:Aged; D000375:Aging; D048909:Diabetes Complications; D004402:Dysautonomia, Familial / Q000209:etiology*; D004562:Electrocardiography; D005260:Female; D006339:Heart Rate; D006801:Humans; D008297:Male; D008365:Manometry; D008875:Middle Aged; D011674:Pulse; D014636:Valsalva Maneuver / Q000009:adverse effects*