Nair, Varsha S., Prarthana Das, and Palanisamy Soundararajan. 2018. “Prevalence and Risk Factors of Hearing Impairment Among Neonates Admitted in NICU in a Tertiary Care Centre in South India”. International Journal of Contemporary Pediatrics 5 (4):1342-47. https://doi.org/10.18203/2349-3291.ijcp20182478.