Christoffel Nortje
Nortje has spoken extensively in maxillofacial radiology scientific meetings in Hungary , Italy , United States , Brazil , Abu Dhabi , Lebanon , Bangkok , Thailand , China , Namibia and Zimbabwe . He is on the Editorial Boards of the "Journal of Dento-Maxillofacial Radiology , The Journal of Forensic Odonto Stomatology , The Journal of Oral Surgery , Oral Medicine and Oral Pathology" and the "South African Dental Journal" . 
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