title: Marked phenotypic variability in two siblings with congenital myasthenic syndrome due to mutations in MUSK.
authors.affiliation: Neuroimmunology and Neuromuscular Diseases Unit, Foundation IRCCS Neurological Institute "Carlo Besta", Via Celoria 11, 20133, Milan, Italy, lorenzo.maggi@istituto-besta.it.
authors.forename: Lorenzo
authors.initials: L
authors.lastname: Maggi
authors.forename: R
authors.initials: R
authors.lastname: Brugnoni
authors.forename: V
authors.initials: V
authors.lastname: Scaioli
authors.forename: T L
authors.initials: TL
authors.lastname: Winden
authors.forename: L
authors.initials: L
authors.lastname: Morandi
authors.forename: A G
authors.initials: AG
authors.lastname: Engel
authors.forename: R
authors.initials: R
authors.lastname: Mantegazza
authors.forename: P
authors.initials: P
authors.lastname: Bernasconi