1. Speech Sciences Programme, Centre for Rehabilitation & Special Needs, Faculty of Health Sciences, Universiti Kebangsaan Malaysia, Kuala Lumpur, Malaysia
2. Speech Sciences Programme, Faculty of Health Sciences, Universiti Kebangsaan Malaysia, Kuala Lumpur, Malaysia
3. Communication Sciences and Disorders College of Health and Human Services, Rockhurst University, Kansas City, MO, USA
4. Occupational Therapy Programme, Centre for Rehabilitation & Special Needs, Faculty of Health Sciences, Universiti Kebangsaan Malaysia, Kuala Lumpur, Malaysia
5. Department of Information Technology, Hong Kong Institute of Vocational Education, Hong Kong