Ψ
 Medical Concepts
  Organisms
 Bacteria
 Gram-Negative Bacteria
 Gram-Negative Anaerobic Bacteria
 Gram-Negative Anaerobic Straight, Curved, and Helical Rods
 Spirochaetaceae
 Borrelia
 Borrelia burgdorferi Group
 Borrelia burgdorferi

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