I did retirement home training and used to think it was a sweet job. Then I got in the business and underestimated how demoralizing it was as they give you the easy elders in training while the others make you, or at least me, really think of the fact the job just amounts to an unkarmic freebie.
That's not enough... not just because nobody would read it but because there is a LONG tradition of marketing funded junk science so they could very easily come up with some shitty paper that backs whatever they are saying.
The tobacco industry was famous for this and for years they produced studies that showed smoking was good for you