Prolonged Zona Glomerulosa Insufficiency Causing Hyperkalemia in Primary Aldosteronism after Adrenalectomy - Fischer, E; Hanslik, G; Pallauf, A; Degenhart, C; Linsenmaier, U; Beuschlein, F; Bidlingmaier, M; Mussack, T; Ladurner, R; Hallfeldt, K; Quinkler, M; Reincke, M (J Clin Endocrinol Metab, 2012)