Shivacheva, T.; Rumenova Dimova, Z.; Simeonova, D.; Dimitrov, S.; Georgiev, T.; Bogdanova, S.; Moraliyska, R.; Hristova, S.; Gerganov, G. Upadacitinib in Real Clinical Practice: New Horizons in the Treatment of Axial Spondyloarthritis. Rheumatol Bul 2023, 31 (3), 3-18. https://doi.org/10.35465/31.3.2023.pp3-18.