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A Comparative Study of Two Endoscopic Operations for Lacrimal Duct Obstruction

Third Affiliated Hospital, Sun Yat-Sen University · 2015
ClinicalTrials.gov · Datasets · License: Public Domain · 2015
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To compare the clinical effects between the silicone nasolacrimal intubation under nasoendoscopy and dacryocystorhinostomy on patients with lacrimal duct obstruction.
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