1. Faculty of Dentistry; Discipline of Orthodontics and Paediatric Dentistry; National University of Singapore; Singapore Singapore
2. Ren Ci Hospital; Singapore Singapore
3. CQMU [Clinical Quality Management Unit]; Ren Ci Hospital; Singapore Singapore
4. Faculty of Dentistry; Discipline of Oral Sciences; National University of Singapore; Singapore Singapore
5. Department of Biostatistics; Yong Loo Lin School of Medicine; National University of Singapore; Singapore Singapore