00664naa#a2200193#i#450# EN\\bibl\10276 20260205171001.4 1810-7230 20150101b2015####ek#y0engy0150####ca RUS RU Disorders of mineral bone density and vitamin D deficiency in chronic diseases of the gastrointestinal tract Journal article Vladikavkaz Institute of Biomedical Investigations of Vladikavkaz Scientific Center of the Russian Academy of Sciences 2015 4 с. Journal article local Totrov Igor Slokhova N. Medoeva Alana naukaru.ru