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  1. Arthritis of the knee, X-ray
  2. Conceptual image of neuron
  3. Teeth, cross section
  4. Anatomy of human vertebra
  5. Normal hip, X-ray
  6. Normal knee, X-ray
  7. Conceptual image of platelets with red blood cells
  8. Human body with internal organs, nervous system, lymphatic system and circulatory system
  9. Skin pigmentation in Addison's disease
  10. Stem cell research
  11. Osteoporosis
  12. Illustration of a calculus or stone in the kidney
  13. Anatomy of the cochlear duct in the human ear
  14. Different types of acne, non-inflammatory and inflammatory
  15. The nerve and blood supply of the head and neck
  16. Nerve damage and stem cells, artwork
  17. Microscopic view of herpes virus
  18. Thrombosed Blood Vessel, Artwork
  19. Heart with arteries showing cholesterol in one and plaque in the other
  20. Pulmonary disease