The impact of occlusive vs non-occlusive application of 5-aminolevulinic acid (BF-200 ALA) on the efficacy and tolerability of photodynamic therapy for actinic keratosis on the scalp and face: A prospective within-patient comparison trial.

Photodermatol Photoimmunol Photomed · 2021 · PMC7894180 · PMID 32974974

Europe PMC DOI

hedged sentence

0.0010

closest p · 0.0× alpha

0.0010

boldest claim

The sentences

highly significantP < .001actually significant

The difference between the two mode of applications was highly significant ( P < .001).

also in 132,142 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.