Jan Friens is an author at Radboud University Nijmegen specializing in orthopaedics, endoscopic sinus surgery, and craniomaxillofacial trauma.
Top concepts
SurgeryMedicineOrthopedicsCraniofacial TraumaCraniofacial SurgeryMaxillofacial SurgeryEndoscopic Sinus Surgery
Publications per year
1993–1993
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