Gastric carcinoid type 1 in a patient with autoimmune polyglandular sydrome: additional endocrinological evaluation requiered oleh Ana Marija Vrkljan, David Grašić, Ivan Kruljac, Marko Nikolić, Jakša Filipović-Čugura, Monika Ulamec, Ksenija Kovačić, Nenad Babić, Neven Ljubičić