Clinical Manifestations, Pathologic Features, and Diagnosis of Langerhans Cell Histiocytosis
UptoDate Oct. 2014, McClain, K.L., 2014
MR Imaging Presentation of Intracranial Disease Associated with Langerhans Cell Histiocytosis
AJNR 25:880-891, Prayer, D.,et al, 2004
Wegener Granulomatosis:MR Imaging Findings in Brain and Meninges
Radiology 213:794-799, Murphy,J.M.,et al, 1999
Neurologic Manifestations in Sarcoidosis
Ann Int Med 87:336, Delaney,P., 1977