TY - RPRT TI - Aneurysmal bone cyst masquerading as acute mastoiditis. AU - E J deVries AU - D B Kamerer AU - D Rafalko PY - 1989 DO - 10.1177/019459988910000617 UR - https://pubmed.ncbi.nlm.nih.gov/2501738/ ID - 2501738 ER -