InvestorDAO associates who will participate in conclusions on which protocols should be invested in and how much should really that allocation appear to be.Cho ??n nay, k?t qu? c?a các nghiên c?u v?n r?t b?t ??ng. T? hai th? nghi?m ng?u nhiên có ki?m soát t? t? ch?c Cochrane cho th?y thu?c lá ?i?n t? ch?a nicotin có th? giúp ng??i hút thu?