Health care services in India include a wide range of preventive, promotive, curative, rehabilitative and palliative services provided through both public and private sectors. The health-care system is organized at different levels so that people can receive services according to their health needs. Public health services are mainly provided through the Central Government, State Governments and local bodies, while private hospitals, clinics, laboratories and other organizations also play an important role. Primary health care is the first level of contact between individuals and the health system. It focuses mainly on basic and essential health services. Sub-centres, Health and Wellness Centres, Primary Health Centres (PHCs) and other community-level facilities provide services such as immunization, maternal and child health care, family planning, treatment of common illnesses, health education, nutrition counselling and screening for common diseases. These services are particularly important in rural and underserved areas. Secondary