Survival impact of centralization and clinical guidelines for soft tissue sarcoma (A prospective and exhaustive population-based cohort).

PLoS One · 2017 · PMC5291382 · PMID 28158190

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highly significantno p-value reported

Stratification of OS by treatment center revealed a highly significant increase in OS for patients who underwent surgery in expert centers according to CPGs.

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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.