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B30B External Carotid Artery, Left
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B30B0 High Osmolar
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B30B0Z None
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B30B0ZZPlain Radiography of Left External Carotid Artery using High Osmolar Contrast
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B30B1 Low Osmolar
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B30B1Z None
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B30B1ZZPlain Radiography of Left External Carotid Artery using Low Osmolar Contrast
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B30BY Other Contrast
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B30BYZ None
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B30BYZZPlain Radiography of Left External Carotid Artery using Other Contrast
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B30BZ None
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B30BZZ None
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B30BZZZPlain Radiography of Left External Carotid Artery
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