DYSF and autosomal recessive limb-girdle muscular dystrophy type 2A: Specifically, we included Duchenne muscular dystrophy (DMD, MIM #310200), autosomal recessive limb-girdle muscular dystrophy 2A (LGMD2A, MIM #253600), limb-girdle muscular dystrophy 2B (LGMD2B, MIM #253601) and facioscapulohumeral dystrophy 1 (FSHD1, MIM #158900).