No abstract available
MeSH terms
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Adolescent
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Chlortetracycline / therapeutic use
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Conjunctiva / pathology
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Cystic Fibrosis / complications*
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Dark Adaptation
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Diet Therapy
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Female
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Humans
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Microscopy, Electron
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Night Blindness / etiology*
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Pancreatic Extracts / therapeutic use
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Vitamin A / therapeutic use
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Vitamin A Deficiency / complications*
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Vitamin A Deficiency / drug therapy
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Vitamins / therapeutic use
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Xerophthalmia / etiology*
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Xerophthalmia / pathology
Substances
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Pancreatic Extracts
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Vitamins
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Vitamin A
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Chlortetracycline