RT Journal Article SR Electronic T1 Medulloblastoma associated with novel PTCH mutation as primary manifestation of Gorlin syndrome JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 1618 OP 1618 DO 10.1212/WNL.0b013e3181a413d6 VO 72 IS 18 A1 Crawford, John R. A1 Rood, Brian R. A1 Rossi, Christopher T. A1 Vezina, Gilbert YR 2009 UL http://n.neurology.org/content/72/18/1618.abstract AB