[1] Univ Western Australia, Telethon Kids Inst, Perth, WA, Australia
[2] Univ Western Australia, Med Sch, Div Paediat, Perth, WA, Australia
[3] Kuwait Univ, Fac Life Sci, Kuwait, Kuwait
[4] Kuwait Univ, Fac Allied Hlth Sci, Kuwait, Kuwait
[5] Univ Western Australia, Sch Human Sci, Dept Audiol, Perth, WA, Australia
[6] Perth Childrens Hosp, Dept Audiol, Perth, WA, Australia
[7] Curtin Univ, Fac Hlth Sci, Sch Allied Hlth, Perth, WA, Australia
[8] Univ Western Australia, Perth Childrens Hosp, Telethon Kids Inst, 15 Hosp Ave, Nedlands, WA 6009, Australia