Experience of quality management system in a clinical laboratory in Nigeria.

Afr J Lab Med · 2012 · PMC5644521 · PMID 29062734

Europe PMC DOI

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showed a trendno p-value reported

Internal and external audits showed a trend of increasing non-conformities which could be the result of personnel simply becoming lax over time.

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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.