O. Ramírez

Multiple granular cel tumors of the gallbladder and biliary tree. Report of a case.

S. Aisner, S. Khaneja, O. Ramírez, 1982, Archives of pathology & laboratory medicine.

Tuberculosis of the spine. A systematic review of case series

M. F. Ferrer, Mercedes Rumayor Zarzuelo, Náyade Del Prado González, 2012, International Orthopaedics.