But if you're selling a drug, aren't you going to rely on just the studies that show the efficacy of your product? If your drug _isn't_ the best according to th

But if you're selling a drug, aren't you going to rely on just the studies that show the efficacy of your product? If your drug _isn't_ the best according to the meta-analyses, this tool is of no help to you. And even if your drug _is_ the best according to the meta-analyses, that's because there are already multiple studies that show how good your drug is, and you can overstate your product's value by throwing out the rest of the studies.