Neuromuscular diseases of later maturity.
D000368:Aged; D000690:Amyotrophic Lateral Sclerosis; D004194:Disease; D006801:Humans; D009157:Myasthenia Gravis; D009468:Neuromuscular Diseases
AGED/diseases; AMYOTROPHIC LATERAL SCLEROSIS/in aged; MYASTHENIA GRAVIS/in aged