00635naa#a2200169#i#450# EN\\bibl\57022 20240712024644.5 2409-3750 20230201b2023####ek#y0engy0150####ca RU Variants of the course of ankylosing spondylitis on the example of a clinical case of twin brothers Journal article Tula LLC Information and publishing center Innovations and investments 2023 4 с. Journal article local Опрос. Анамнез. 616-071.1 Медицина. Охрана здоровья. 61 Dvornikova O. A. zh-szf.ru