00782naa#a2200217#i#450# EN\\bibl\34943 20240519104852.7 2409-3750 20200127b2020####ek#y0engy0150####ca RU MODERN VIEW ON THE PROBLEM OF OSTEOPOROSIS IN ANKYLOSING SPONDYLITIS Journal article Tula LLC Information and publishing center Innovations and investments 2020 9 с. Journal article local Библиотечное дело. Библиотековедение. 2 Медицина. Охрана здоровья. 61 Raskina Tat'yana Alekseevna Malyshenko O. S. Pirigova M. V. Letaeva M. V. Averkieva Yu. V. naukaru.ru