no one that has used it would be surprised by that.

also did they write the study with ChatGPT?

NO SHIT SHERLOCK

I could see people generating papers to support any quack argument on Facebook being a problem.

Fortunately, we have peer reviews and reputable scientific journals as a filter for this. However, with low scientific literacy, many may not know the difference.

The link from Indiana University School of Medicine may be preferable:

https://medicine.iu.edu/blogs/research-updates/artificial-intelligence-and-research-publications