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neurological:structure,
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surrounding:structure,
-
intracranial:structure,
-
essential:tissue,
-
sensitive:area,
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radiosensitive:structure,
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sensitive:structure,
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vital:structure,
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critical:structure,
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normal:structure,
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radiosensitive:tissue,
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important:structure,
Category Nuances for optic_apparatus:
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sensitive,
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important,
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normal,
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radiosensitive,
-
intracranial,
-
critical,
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neurological,
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surrounding,
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vital,
-
essential,
Simple Categories for optic_apparatus: