Lucotti, P., C. Zoia, E. Lovati, P. Gaetani, and G. R. Corazza. “ACTH-Dependent Cushing’s Syndrome: Diagnostic Pitfalls in Concomitant Non-Secreting Pituitary Adenomas”. European Journal of Case Reports in Internal Medicine, vol. 3, no. 3, Apr. 2016, doi:10.12890/2016_000389.