Correspondence
The new variant c.458C>G in CHRNA1 causes late-onset post-synaptic slow-channel congenital myasthenic syndrome
a Neurology Dpt., Neurology & Neurophysiology Center, Vienna, Austria
b Universidade Federal de São Paulo (UNIFESP/EPM), São Paulo, SP, Brazil
c Department of Speech Therapy, Escola Paulista de Medicina, Universidade Federal de São Paulo (EPM/UNIFESP), São Paulo, SP, Brazil
d Postgraduate Studies Program in Speech Therapy, Pontifícia Universidade Católica de São Paulo (PUC-SP), São Paulo, SP, Brazil