No abstract available
Publication types
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Research Support, Non-U.S. Gov't
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Comment
MeSH terms
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Botulinum Toxins* / therapeutic use
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Botulinum Toxins, Type A* / therapeutic use
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Humans
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Lacrimal Apparatus Diseases* / drug therapy
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Lacrimal Apparatus*
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Lacrimal Duct Obstruction*
Substances
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Botulinum Toxins
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Botulinum Toxins, Type A