title: Sympathetic activity in benign familial tremor.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D004837:Epinephrine / Q000097:blood; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009638:Norepinephrine / Q000097:blood; D011187:Posture; D013564:Sympathetic Nervous System / Q000503:physiopathology*; D014202:Tremor / Q000235:genetics / Q000503:physiopathology*
chemical_list: D009638:Norepinephrine; D004837:Epinephrine