Caldeira, D.; Vaz-Carneiro, A.; Costa, J. What Is the Benefit of Salt Reduction on Blood Pressure? Assessment of the Cochrane Review “Effect of Longer-Term Modest Salt Reduction on Blood Pressure. He FJ, Li J, Macgregor GA. Cochrane Database Syst Rev. 2013 Apr 30;4:CD004937. Acta Med Port 2013, 26, 490-492.