Elevated Serum IL-6 as a Negative Prognostic Biomarker in Glioblastoma: Integrating Bioinformatics and Clinical Validation. - Sup Kim; Kyung Hwan Kim; Hee-won Jung; Eun-Oh Jeong; Han-Joo Lee; Jeanny Kwon; Hyon-jo Kwon; Seung-Won Choi; Hyeon-Song Koh; Seon-Hwan Kim (Journal of Cancer, 2025)