title: Estimation of Noise Induced Hearing Loss (NIHL) with Hearing Deterioration Index (HDI).
authors.affiliation: Senior Lecturer, Audiology Programme, School of Health Sciences, Universiti Sains Malaysia , 16150 Kubang Kerian, Kelantan, Malaysia .
authors.forename: Mohd Normani
authors.initials: MN
authors.lastname: Zakaria
authors.affiliation: Senior Lecturer, Department of Audiology and Speech Pathology, Kuliyyah of Allied Health Sciences, International Islamic University Malaysia , Bandar Indera Mahkota, 25200 Kuantan, Malaysia .
authors.forename: Noraidah
authors.initials: N
authors.lastname: Ismail
authors.affiliation: Senior Lecturer, Audiology Programme, Faculty of Health Sciences, Jalan Temerloh , 53200 Kuala Lumpur, Malaysia .
authors.forename: Noor Alaudin Abdul
authors.initials: NA
authors.lastname: Wahab
keywords: Hearing impairment; Pure tone audiometry; Susceptibility; Vehicle drivers