1. Department of Speech Therapy, School of Rehabilitation Sciences, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
2. Musculoskeletal Rehabilitation Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
3. Department of Communication Sciences and Disorders, University of Wisconsin-River Falls, River Falls, WI, USA
4. Department of Oral and Maxillofacial Surgery, School of Dentistry, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
5. Department of Biostatistics and Epidemiology, School of Public Health, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
6. Department of Physiotherapy, School of Rehabilitation Sciences, Ahvaz Jundishapur University of Medical Science, Ahvaz, Iran