title: [Changes in heart rate variation and heart rate in diabetic patients--a discussion on its pathogenesis].
mesh_terms: D000328:Adult; D001285:Atropine / Q000494:pharmacology; D001342:Autonomic Nervous System Diseases / Q000209:etiology; D003920:Diabetes Mellitus / Q000503:physiopathology*; D003929:Diabetic Neuropathies / Q000209:etiology; D005260:Female; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D011433:Propranolol / Q000494:pharmacology
chemical_list: D001285:Atropine; D011433:Propranolol