Clear cell meningioma of the fourth ventricle - Carlotti Júnior, Carlos Gilberto; Serafini, Luciano Neder; Colli, Benedicto Oscar; Santos, Marcius B. dos; Garcia, Adriano Scaff; Elias Júnior, Jorge; Chimelli, Leila Maria Cardão (The American Journal of Surgical Pathology, 2003)