Salivary cortisol as a diagnostic tool for Cushing’s syndrome and adrenal insufficiency: improved screening by an automatic immunoassay - Deutschbein, T; Broecker-Preuss, M; Flitsch, J; Jaeger, A; Althoff, R; Walz, M K; Mann, K; Petersenn, S (Eur J Endocrinol, 2012)