Gonçalves C., Abreu S., Padrão P., Pinho O., Graça P., Breda J., Santos R. and Moreira P. 2016. Sodium and potassium urinary excretion and dietary intake: a cross-sectional analysis in adolescents. Food & Nutrition Research. 60, (Apr. 2016). DOI:https://doi.org/10.3402/fnr.v60.29442.