Additional file 2: of Dose-response relationship between dietary magnesium intake, serum magnesium concentration and risk of hypertension: a systematic review and meta-analysis of prospective cohort studies HanHedong FangXin WeiXin LiuYuzhou JinZhicao ChenQi FanZhongjie AasethJan HiyoshiAyako HeJia CaoYang 2017 Online supplement 2. (XLS 125 kb)