Individual #thoracic_medicine  the branch of medicine that deals with the diagnosis and treatment of diseases of the chest
  >part of:  #medical_specialty__medicalspecialty__medicine  the branches of medical science that deal with nonsurgical techniques
     >part of:  #medical_science  the science of dealing with the maintenance of health and the prevention and treatment of disease

No statement uses or specializes #thoracic_medicine; click here to add one.