There are a number of allegations in your preamble. I'll focus on the question you concluded with.
We wrote a review. It did not, as Bohdan suggests, veer away from discussing the facts of what we found. Other reviewers at the same time had reached the same conclusion, which was that there is no evidence to support the safety or effectiveness of these practices.
In fact, if you search the BCCSU's website and the materials they're providing, you will see that exact disclaimer today. There is no evidence to support the safety or effectiveness of—and there are a variety of practices; fill in the blank—in order to reduce risks associated with fentanyl and other street drugs
That was the main conclusion. How did they assess it? They used the AMSTAR rating system. Bear with me. AMSTAR is a rating system for—