[1] Univ Haifa, Dept Commun Sci & Disorders, Haifa, Israel
[2] Reuth Rehabil Hosp, Speech & Language Dept, Tel Aviv, Israel
[3] Ono Acad Coll, Dept Commun Sci & Disorders, Kiryat Ono, Israel
[4] St Georges Univ London, Ctr Allied Hlth, London, England
[5] Univ Coll London Hosp NHS Fdn Trust, Speech & Language Therapy Dept, London, England