Individual #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
  >part:  allergology  anesthesiology  angiology  bacteriology  biomedicine.medical_specialty  biomedicine  cardiology  dentistry  prosthetics  dermatology  emergency_medicine  endocrinology  epidemiology  forensic_medicine  gastroenterology  geriatrics  gynecology  hematology  hygienics  immunology  internal_medicine  nephrology  nuclear_medicine  clinical_neurology  neuropsychiatry  nosology  obstetrics  oncology  ophthalmology  otology  pharmacology  pharmacy  psychiatry  pediatrics  podiatry  proctology  rheumatology  space_medicine  therapeutics  thoracic_medicine  traumatology  tropical_medicine  urology  veterinary_medicine  virology
  part:  germ_theory  the theory that all contagious diseases are caused by microorganisms

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