1. Government of India. National health policy. New Delhi: Ministry of health and family welfare; 2017.
2. Government of India. Annual Report. New Delhi: Ministry of Health & Family Welfare; 2020. https://mohfw.nic.in.
3. Dyson T. A Population History of India. New Delhi: Oxford University Press; 2018.
4. Government of India. Reference manual for male sterilization. Family planning division. New Delhi: Ministry of health and family welfare government of India; 2013.
5. Government of India, family welfare programmes in India, ministry of health and family welfare, year book:1989–1990. New Delhi: Department of family welfare; p. 1–362.