Richard G. Pepe

Osteitis fibrosa cystica (brown tumor) of the spine with cord compression: Report of a case with needle aspiration biopsy findings

T. Kelly, Sheila Kashkari, Daniel Bethem, 1990, Diagnostic cytopathology.

Benign hepatic tumors and cysts in women using oral contraceptive agents: computed tomography as a diagnostic aid.

R. Alfidi, J. Haaga, T. Havrilla, 1977, Cleveland Clinic quarterly.