Bonchev, Byser, Tsvetoslav Yordanov, Luben Stokov, Teodor Ivanov, Georgi Georgiev, Luben Lubenov Stokov, and Kristian Nastev. “Loosened Hip Joint Prosthesis-Decision Options”. THE JOURNAL OF THE BULGARIAN ORTHOPAEDICS AND TRAUMA ASSOCIATION 61, no. 01 (March 12, 2024): 21–26. Accessed April 12, 2024. https://jbota.org/index.php/jbota/article/view/112.