1. Centre for Oral Clinical Research, Institute of Dentistry Queen Mary University of London (QMUL), Barts & The London School of Medicine & Dentistry London UK
2. Defence Centre for Rehabilitative Dentistry, Defence Primary Health Care (DPHC) Dental Centre Aldershot Guildford UK
3. Clinic of Reconstructive Dentistry, Center of Dental Medicine University of Zurich Zurich Switzerland