[1] Univ Kebangsaan Malaysia, Fac Hlth Sci, Kuala Lumpur, Malaysia
[2] Univ Kebangsaan Malaysia, Fac Hlth Sci, Ctr Hlth Ageing & Wellness H CARE, Kuala Lumpur, Malaysia
[3] Univ Teknol Malaysia, Dept Educ Fdn & Social Sci, Fac Social Sci & Humanities, Sch Educ, Skudai, Johor, Malaysia
[4] Curtin Univ, Curtin Sch Allied Hlth, Perth, Australia
[5] Curtin Univ, Enable Inst, Perth, Australia
[6] Int Islamic Univ Malaysia IIUM, Dept Audiol & Speech Language Pathol, Kulliyyah Allied Hlth Sci, Bandar Indera Mahkota, Pahang, Malaysia
[7] Univ Kebangsaan Malaysia, Fac Hlth Sci, Ctr Hlth Ageing & Wellness H CARE, Jalan Raja Muda Abdul Aziz, Kuala Lumpur 50300, Malaysia