title: Spontaneous neurohormonal fluctuation in chronic congestive heart failure.
mesh_terms: D000328:Adult; D000368:Aged; D000450:Aldosterone / Q000097:blood*; D001127:Arginine Vasopressin / Q000097:blood*; D002908:Chronic Disease; D002940:Circadian Rhythm; D004573:Electrolytes / Q000097:blood; D005260:Female; D006333:Heart Failure / Q000097:blood* / Q000503:physiopathology; D006801:Humans; D008297:Male; D018377:Neurotransmitter Agents / Q000097:blood*; D009994:Osmolar Concentration; D012083:Renin / Q000097:blood*
chemical_list: D004573:Electrolytes; D018377:Neurotransmitter Agents; D001127:Arginine Vasopressin; D000450:Aldosterone; D012083:Renin