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Progression-free survival of adult and pediatric patients with sonic hedgehog–subgroup medulloblastoma grouped based on status of following molecular characteristics: (A) PTCH1, (B) PTEN, (C) MYCN, (D) GLI2, (E) P53, and (F) 17p. Significance assessed using Kolmogorov-Smirnov tests. AMP, amplification; DS, diffuse staining; gain, imbalanced gain; loss, imbalanced loss; NSA, no significant abnormality; poly, balanced polysomy.
