Erratum: Molecular analysis of the SMN and NAIP genes in Spanish spinal muscular atrophy (SMA) families and correlation between number of copies of (C)BCD541 and SMA phenotype (Human Molecular Genetics (1996) 5 (257-263))

1. Velasco, E.
2. Valero, C.
3. Valero, A.
4. Moreno, F.
5. Hernandez-Chico, C.