1. Institute of Neuroscience & Physiology, Department of Health & Rehabilitation, Speech and Language Pathology, Sahlgrenska Academy at the University of Gothenburg, Gothenburg 405 30, Sweden
2. Speech Therapy Clinic, Danderyd Hospital, Stockholm, Sweden
3. REMEO Stockholm, Sköndal, Sweden
4. School of Pharmacy, PACE, The University of Queensland, Woolloongabba, Australia
5. Mater Research, South Brisbane, Australia