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Start Over Subjects Lacrimal Duct Obstruction -- etiology ✖Remove constraint Subjects: Lacrimal Duct Obstruction -- etiology Titles The importance of active treatment of the naso-pharynx, in the treatment of obstructive disease of the lachrymal passages ✖Remove constraint Titles: The importance of active treatment of the naso-pharynx, in the treatment of obstructive disease of the lachrymal passages

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  • The importance of active treatment of the naso-pharynx, in the treatment of obstructive disease of the lachrymal passages1