For citations:
Chertkov KA, Chertkov AK, Berdyugin KA. Indications and contraindications for the use of ventral and dorsal dynamic fixator in patients with postnukleotomic instability in the lumbar segments. Ural Medical Journal. 2018;(3):23-25. (In Russ.) https://doi.org/10.25694/URMJ.2018.03.003