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Start Over Subjects Boric Acids -- therapeutic use ✖Remove constraint Subjects: Boric Acids -- therapeutic use Titles Powdered boracic acid in the treatment of chronic purulent inflammation of the middle ear ("otorrhoea") ✖Remove constraint Titles: Powdered boracic acid in the treatment of chronic purulent inflammation of the middle ear ("otorrhoea")

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  • Powdered boracic acid in the treatment of chronic purulent inflammation of the middle ear ("otorrhoea")1