Microbiology of primary acquired nasolacrimal duct obstruction: simple epiphora, acute dacryocystitis, and chronic dacryocystitis.

Clin Ophthalmol · 2016 · PMC4768895 · PMID 26955261

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an increasing trendno p-value reported

8 These findings may show an increasing trend toward Gram-negative bacteria in nasolacrimal duct obstruction.

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