An alternative approach for investigating the carcinogenicity of indoor air pollution: pets as sentinels of environmental cancer risk.

Environ Health Perspect · 1997 · PMC1470413 · PMID 9405322

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

may be significantno p-value reported

The extent of this exposure may be significant, but it is difficult for subjects to recall adequately (10,75).

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.