six patients with essential hypertension underwent a randomized cross over design study to investigate the effect of supplementing a 10 mmol/day sodium diet for a period of 5 days with either 120 mmol sodium chloride ( slow sodium , ciba , horsham , uk ) or 122 mmol sodium in the presence of other anions , mainly phosphate ( phosphate , sandoz , feltham , uk ) .
C0003075
anions
C0031603
phosphate