Bart Penders

@riannefijten@mastodon.social As for the why: any systematic review seeks to collect the current state of the art on any given subject matter. Knowledge contained in pre-prints is knowledge still, but lacking certification. As long as you differentiate - sure.

@riannefijten@mastodon.social You can include all sorts of things in systematic reviews, as long as you differentiate between types of content: grey lit and reviewed lit and preprints and books, etc.