A new genetic variant of spinal muscular atrophy.
D002675:Child, Preschool; D005260:Female; D005799:Genes, Dominant; D006801:Humans; D007223:Infant; D008297:Male; D009133:Muscular Atrophy / Q000209:etiology / Q000235:genetics*; D010375:Pedigree; D010641:Phenotype; D013122:Spinal Diseases / Q000209:etiology / Q000235:genetics*