1. United Nations. United Nations. Sustainable Development Goals. https://sustainabledevelopment.un.org/sdg3 (accessed 7 July 2021).
2. World Bank. Mortality rate, infant (per 1,000 live births) | Data. https://data.worldbank.org/indicator/SP.DYN.IMRT.IN (accessed 7 July 2021).
3. Global, regional, and national burden of congenital heart disease, 1990–2017: A systematic analysis for the Global Burden of Disease Study 2017;The Lancet Child & Adolescent Health,2020
4. Registrar General, India. SRS Bulletin Sample Registration System. 2016. Report No.: Vol 50, 2. https://censusindia.gov.in/vital_statistics/SRS_Bulletin_2015.pdf. (accessed 7 July 2021).