Ruknuddin, K., Mohammad Ghulam, T. , Ahmed Mian, B. , Ilyas, M. and Gul, K. 2021. Prevalence of two mutations p.V239D and p.Q446R of slc26a4 gene in hearing impaired individuals in Khyber Pakhtunkhwa, Pakistan. PAKISTAN JOURNAL OF BIOCHEMISTRY AND MOLECULAR BIOLOGY. 53, 2-3 (Nov. 2021), 24–32.