people in need of medical and social assistance; eligible for health benefits; seriously ill; disabled; persons with disabilities, including children with disabilities and persons disabled since childhood; citizens affected by emergencies and located in environmentally disadvantaged areas; elderly citizens (who have reached the age established by law), including single elderly citizens and family members consisting of only pensioners; citizens suffering from socially significant diseases; suffering from diseases that pose a danger to others; those in need of medicines and medical products, immunobiological preparations and disinfectants. The object of medical and social work is also families with children, primarily single-parent children, raising children with disabilities and children left without parental care.