Tsenkov, Ts., S. Slavchev, and N. Dimitrov. “Linguistic Validation, Adaptation, and Reliability of the Liverpool Elbow Score’s Patient-Answered Questionnaire in Bulgarian. The Bulgarian LES-PAQ Questionnaire”. Acta Medica Bulgarica 50, no. 4 (December 15, 2023): 33–36. Accessed July 4, 2024. https://journals.mu-sofia.bg/index.php/amb/article/view/28.