Milić, Biljana, Tatjana Ilić, Milica Popović, Aleksandar Savić, Tatiana Jocić, and Lada Petrović. 2021. “Development of Crohn´s Disease in a Patient With Ankylosing Spondylitis and Essential Thrombocythemia Following Etanercept Therapy - A Case Report and the Review of the Literature”. Vojnosanitetski Pregled 78 (6). https://doi.org/10.2298/VSP190619119M.