1.
Doncheva – Dilova J, Stoilov N, Kuneva T, Boyadzhieva V. COVID-19 and post-COVID-19 syndrome as an occupational disease. Rheumatol Bul [Internet]. 2024 Mar. 10 [cited 2026 Jul. 14];31(4):60-77. Available from: https://www.rheumatologybg.org/journal/rbj/article/view/58