These are results from large scale clinical trials in a reputable peer reviewed journal. Per the MERPs "Primary sources should generally not be used for medical content – as such sources often include unreliable or preliminary information, for example early lab results which don't hold in later clinical trials." Well, these are the clinical trials that have no disproved dozens of bad studies. How can someone say that appropriately powered peer reviewed clinical trials in The Journal of the American Medical Association that are cited by both the World Health Organization and the Centers for Disease Control meet the standard for medical sourcing?