The document discusses different aspects of health care systems in urban and rural areas. It outlines the aims of health agencies to increase life expectancy and decrease mortality and population growth through improving nutrition, sanitation and literacy. It describes key features of health agencies and different types of health care providers in rural areas, including village health guides, local dayees, anganwadi workers, rural hospitals, primary health centres and community health centres. These rural health care providers aim to improve access to basic medical services, maternal and child health, immunization and health education.