TY - GEN AU - Polasik,Kinga AU - Piotrowska,Ewa AU - LipiƄska,Barbara AU - Witkowski,Jacek M AU - Bryl,Ewa AU - Tukaj,Stefan TI - Vitamin D status in patients with rheumatoid arthritis: a correlation analysis with disease activity and progression, as well as serum IL-6 levels SN - 1734-154X PY - 2018///0223 KW - Adult KW - Arthritis, Rheumatoid KW - blood KW - Case-Control Studies KW - Female KW - Humans KW - Interleukin-6 KW - Middle Aged KW - Vitamin D KW - Vitamin D Deficiency N1 - Publication Type: Journal Article UR - https://doi.org/10.18388/abp.2017_1636 ER -