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Hierarchie
Sub classes
  • T20.50 Corrosion of first degree of head, face, and neck, unspecified site
  • T20.51 Corrosion of first degree of ear [any part, except ear drum]
  • T20.52 Corrosion of first degree of lip(s)
  • T20.53 Corrosion of first degree of chin
  • T20.54 Corrosion of first degree of nose (septum)
  • T20.55 Corrosion of first degree of scalp [any part]
  • T20.56 Corrosion of first degree of forehead and cheek
  • T20.57 Corrosion of first degree of neck
  • T20.59 Corrosion of first degree of multiple sites of head, face, and neck
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