Šustić, Alan, Damir Miletić, and Tedi Cicvarić. “Ultrasonography of Gallbladder in Surgical Patients With a Prolonged Stay (> 14 Days) in the Intensive Care Unit”. Radiology and Oncology 39, no. 4 (December 1, 2005). Accessed December 24, 2025. https://www.radioloncol.com/index.php/ro/article/view/1280.