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T20
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T20.4
T20.4
Corrosion of unspecified degree of head, face, and neck
T20.40
Corrosion of unspecified degree of head, face, and neck, unspecified site
T20.41
Corrosion of unspecified degree of ear [any part, except ear drum]
T20.42
Corrosion of unspecified degree of lip(s)
T20.43
Corrosion of unspecified degree of chin
T20.44
Corrosion of unspecified degree of nose (septum)
T20.45
Corrosion of unspecified degree of scalp [any part]
T20.46
Corrosion of unspecified degree of forehead and cheek
T20.47
Corrosion of unspecified degree of neck
T20.49
Corrosion of unspecified degree of multiple sites of head, face, and neck