Myasthenia GravisMyasthenia Gravis, Autoimmune, ExperimentalThymectomyReceptors, CholinergicThymomaPyridostigmine BromideThymus NeoplasmsThymus HyperplasiaMyasthenia Gravis, NeonatalAutoantibodiesBlepharoptosisEdrophoniumCholinesterase InhibitorsPlasmapheresisNeostigmineTorpedoNeuromuscular JunctionDiplopiaThymus GlandRats, Inbred LewAutoimmune DiseasesReceptors, NicotinicOcular Motility DisordersEye ManifestationsOphthalmoplegiaElectromyographyLambert-Eaton Myasthenic SyndromeMotor EndplateMusclesBungarotoxinsAntibodiesAzathioprineMuscle WeaknessElectrophorusNeuromuscular Junction DiseasesOculomotor MusclesPlasma ExchangeImmunoglobulin G