1. Department of Restorative Dentistry, Ajman University, Al–Fujairah Campus, United Arab Emirates
2. Postgraduate student, Institute of Molecular Medicine, Trinity College, Dublin
3. Fifth Year Dental Science, Dublin Dental University Hospital, Trinity College, Dublin
4. Third Year Dental Science, Dublin Dental University Hospital, Trinity College, Dublin
5. Oral Medicine Department, Faculty of Dentistry, Benghazi University, Benghazi, Libya