book contributions

Cervical microforaminotomy; A. Helmbrecht, V. Heidecke
"Börm/Meyer: Spinal neurosurgery, Schattauer-Verlag 2008, Stuttgart-New York

cervical prosthesis; V. Heidecke, A. Helmbrecht, N. Rainov
"Börm/Meyer: Spinal neurosurgery, Schattauer-Verlag 2008, Stuttgart-New York

internships

Bangkok, Military Hospital, Neurosurgery, Thailand 2/2003

Charlottesville, University of Virginia, Neurosurgery, USA 12/2004