Myasthenia GravisNeuromuscular DiseasesMyasthenia Gravis, Autoimmune, ExperimentalThymectomyReceptors, CholinergicThymomaPyridostigmine BromideThymus NeoplasmsThymus HyperplasiaMyasthenia Gravis, NeonatalRespiratory InsufficiencyAutoantibodiesBlepharoptosisEdrophoniumCholinesterase InhibitorsMuscular DystrophiesNeuromuscular Junction DiseasesMyotonic DystrophyRespiratory MusclesHypoventilationOphthalmoplegiaPlasmapheresisNeostigmineMuscle WeaknessMuscular Dystrophy, DuchenneTorpedoTracheostomyMusclesNeuromuscular JunctionElectromyographyDiplopiaNADH Tetrazolium ReductaseMuscular Atrophy, SpinalThymus GlandRats, Inbred LewMuscular Dystrophy, FacioscapulohumeralMyositisRespiration, ArtificialAutoimmune DiseasesMuscular DiseasesTracheotomyMuscle, SkeletalRespiratory TherapyArthrogryposisReceptors, NicotinicInsufflationOcular Motility DisordersEye ManifestationsLambert-Eaton Myasthenic SyndromeMotor EndplateIntermittent Positive-Pressure VentilationGuillain-Barre SyndromeBungarotoxinsAntibodiesAzathioprineMasksElectrophorusOculomotor MusclesPlasma ExchangeSpinal Muscular Atrophies of ChildhoodHereditary Sensory and Motor NeuropathyMuscular AtrophyPositive-Pressure RespirationImmunoglobulin G