title: [Pathological laughing and crying in motor neuron disease].
mesh_terms: D000368:Aged; D000690:Amyotrophic Lateral Sclerosis / Q000503:physiopathology; D003448:Crying; D005260:Female; D006719:Homovanillic Acid / Q000134:cerebrospinal fluid; D006801:Humans; D007845:Laughter; D008297:Male; D008875:Middle Aged; D009046:Motor Neurons; D009468:Neuromuscular Diseases / Q000134:cerebrospinal fluid / Q000503:physiopathology*
chemical_list: D006719:Homovanillic Acid