Heterogeneity of classic congenital muscular dystrophy with involvement of the central nervous system: report of five atypical cases - Reed, Umbertina Conti; Marie, Suely Kazue Nagahashi; Vainzof, Mariz; Gobbo, L. F.; Gurgel, J. E. P.; Carvalho, M. S.; Resende, M. B. D.; Espindola, A. A.; Zatz, Mayana; Diament, Aron Judka (Journal of Child Neurology, 2000)