title: Chromosomal deletion and retinoblastoma.
mesh_terms: D002675:Child, Preschool; D002869:Chromosome Aberrations; D002872:Chromosome Deletion; D002901:Chromosomes, Human, 13-15; D005134:Eye Neoplasms / Q000235:genetics*; D005260:Female; D006801:Humans; D007621:Karyotyping; D012175:Retinoblastoma / Q000235:genetics*