Protected sampling is preferable in bronchoscopic studies of the airway microbiome.

ERJ Open Res · 2017 · PMC5576223 · PMID 28875147

Europe PMC DOI

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likely to be significantno p-value reported

The implications for health and disease are widely unexplored, but are likely to be significant [ 1 ].

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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.