Workers in this unit group apply medical knowledge to the prevention, diagnosis and treatment of human illnesses. Their functions include: conducting medical examinations, making diagnoses, prescribing and giving treatment for diseases, disorders and injuries of the human body, and applying preventive medicine techniques; performing surgical operations in the treatment of injuries, diseases and disorders of the human body; implementing public health laws and regulations for safeguarding and promoting the health of a community; performing related tasks. Anatomists, Physiologists, Bacteriologists, Medical pathologists and Pharmacologists are classified in unit group 0-52, Dentists in 0-63 and Pharmacists in 0-67.