There have a number of headlines recently highlighting large language models (LLM https://en.wikipedia.org/wiki/Largelanguagemodel, most notably GTP-4 from OpenAI. These models are trained on vast amounts of data from a variety of sources and the quality of these data sources is not always as good as hoped.

It might be assumed the scientific literature would be of a higher standard but a recent preprint raises major concerns.

https://www.medrxiv.org/content/10.1101/2023.05.06.23289563v1

Fake Publications in Biomedical Science: Red-flagging Method Indicates Mass Production

Red-flagged fake publications (RFPs) account for around 28% of the published papers in biomedicine.