Within-patient reproducibility of the aldosterone: renin ratio in primary aldosteronism.

Rossi, Gp; Seccia, Tm; Palumbo, G; Belfiore, A; Bernini, G; Caridi, G; Desideri, G; Fabris, B; Ferri, C; Giacchetti, G; Letizia, C; Maccario, M; Mallamaci, F; Mannelli, M; Patalano, A; Rizzoni, Damiano; Rossi, E; Pessina, Ac; Mantero, F; Primary Aldosteronism in the Prevalence in hYpertension Study, Investigators