1. Department of Anatomy University of Pretoria Arcadia South Africa
2. Maxillo‐Facial and Oral Surgical Practice Life‐Wilgers Hospital Lynnwood Ridge South Africa
3. Maxillo‐Facial and Oral Surgical Practice Mediclinic Midstream Hospital Lyttelton South Africa
4. Department of Maxillofacial and Oral surgery Facial Deformity Clinic University of Pretoria Pretoria South Africa