Are radio‐contrast agents commonly used in discography toxic to the intact intervertebral disc tissue cells? - Karaarslan, Numan; Yilmaz, Ibrahim; Ozbek, Hanefi; Yasar Sirin, Duygu; Kaplan, Necati; Caliskan, Tezcan; Ozdemir, Cigdem; Akyuva, Yener; Ates, Ozkan (Basic & Clinical Pharmacology & Toxicology, 2019)