Bibliography - Neurosurgery
C. Formica, S. Francia, V. Lagorio, F. Vittoria, M. Formica, R. Bragazzi, M.C. Coccia
Meningioma spinale ossificante ad esordio subdolo
Giornale Italiano di ortopedia 2002; 28: 166-172
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Quality Certifications

GEM srl obtained the following Quality Certifications released by TUV Product Service in 2006:
- EN ISO 13485:2003
- UNI EN ISO 9001:2000
- TUV America Inc ISO 13485:2003




