METAL CONCENTRATIONS IN THE BLOOD AND TISSUES AFTER IMPLANTATION OF TITANIUM GROWTH GUIDANCE SLIDING INSTRUMENTATION Статья Lukina E., Laka A., Kollerov M., Sampiev M., Mason P., Wagstaff P., Noordeen H., Yoon W.W., Blunn G. Spine Journal. Elsevier Inc.. Том 16. 2016. С. 380-388