Traumatic brain injury among people who are homeless: a systematic review.

BMC Public Health · 2012 · PMC3538158 · PMID 23216886

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

may be significantno p-value reported

This variation in sampling is noteworthy, as there may be significant differences in terms of physical and mental health between those who access shelters and those who do not [ 30 , 31 ].

also in 13,097 other papers

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.