Balan, Corneliu, Mihai Schiopu, Daniel Balasa, and Corina Balan. 2017. “Ozone Therapy – a Rare and Avoidable Source of Infectious Pathology of the Spine”. Romanian Neurosurgery 31 (3):281-88. https://journals.lapub.co.uk/index.php/roneurosurgery/article/view/1009.