Risk factors for tube exposure as a late complication of glaucoma drainage implant surgery.

Clin Ophthalmol · 2016 · PMC4820194 · PMID 27099461

Europe PMC DOI

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may be significantno p-value reported

Several studies have shown, however, that the location of the implant may be significant.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.