Insider tips: peer-reviewed journals
> And let us not forget that in many papers published no detailed raw data in the paper
Supplementary Materials are NOT peer-reviewed. They are not even released to the reviewers -- they have to take it on trust.
"Scientists" can and do get away with murder that way.
Source: Nature's formal written advice to an author protesting an apparently fraudulent "reply" to his work, which he released. Nature is a, if not the, Gold Standard journal globally.