%0 Journal Article %T THE NANOSTRUCTURE OF THE ALVEOLAR BONE COLLAGEN IN PATIENTS WITH PERIODONTITIS ASSOCIATED WITH CONNECTIVE TISSUE DYSPLASIA %A Nagaeva, M.O. %A Shestel', I.L. %K %J Actual problems in dentistry %D 2016 %N 12 %P 5 %I TIRAZH Publishing House