For citations:
Author Index № 1–4, 2019. Russian Journal of Spine Surgery (Khirurgiya Pozvonochnika). 2019;16(4):110-111. (In Russ.)
Author Index № 1–4, 2019. Russian Journal of Spine Surgery (Khirurgiya Pozvonochnika). 2019;16(4):110-111. (In Russ.)