[1] Univ Auckland, Sch Psychol, Speech Sci, Grafton Campus,Private Bag 92019, Auckland, New Zealand
[2] St Georges Univ London, Ctr Allied Hlth, Univ Coll London Hosp NHS Fdn Trust, London, England
[3] Imperial Coll London, London, England
[4] Imperial Coll Healthcare NHS Trust, Clin Specialist SLT Airways ENT, London, England
[5] Mater Misericordiae Univ Hosp, Voice & Swallowing Clin, Clin Specialist SLT, Dublin, Ireland
[6] Fujita Hlth Univ, Sch Hlth Sci, Fac Rehabil, SLHT, Toyoake, Aichi, Japan
[7] Radboud Univ Nijmegen, Div Speech Pathol, Dept Rehabil, Med Ctr,Donders Ctr Neurosci, Nijmegen, Netherlands
[8] Univ KwaZulu Natal, Speech Language Therapy, Durban, South Africa
[9] Sheffield Teaching Hosp NHS Fdn Trust, Sheffield, S Yorkshire, England
[10] Univ Coll London Hosp NHS Fdn Trust, Royal Natl ENT & EDH, London, England
[11] Med SLP Collect, Mobile Dysphagia Diagnost, Buffalo, NY USA
[12] Belfast Hlth & Social Care Trust, SLT, Belfast City Hosp, Belfast, Antrim, North Ireland
[13] Manchester Univ NHS Fdn Trust, Wythenshawe Hosp, SLT, Manchester, Lancs, England
[14] Johns Hopkins Univ, Div Pulm & Crit Care Med, Dept Phys Med & Rehabil, Outcomes Crit Illness & Surg OACIS Res Grp, Baltimore, MD USA