Amyotrophic lateral sclerosis in Iowa.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000690:Amyotrophic Lateral Sclerosis / Q000175:diagnosis / Q000453:epidemiology / Q000401:mortality*; D005260:Female; D006801:Humans; D007484:Iowa; D008297:Male; D008875:Middle Aged; D009046:Motor Neurons; D009133:Muscular Atrophy / Q000453:epidemiology / Q000401:mortality; D009468:Neuromuscular Diseases / Q000453:epidemiology / Q000401:mortality; D009790:Occupations