Methodological considerations for clinical trials in motor neuron disease.
D000690:Amyotrophic Lateral Sclerosis / Q000188:drug therapy; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006801:Humans; D007978:Levamisole / Q000627:therapeutic use; D009046:Motor Neurons / Q000187:drug effects; D009468:Neuromuscular Diseases / Q000188:drug therapy*; D011897:Random Allocation
D007978:Levamisole