Clinical Features and Prognostic Factors of Children and Adolescents with Clival Chordomas
Keywords: Adolescent; Children; Chordoma; Prognosis; Skull base; CK8; Cytokeratin 8; EMT; Epithelial-mesenchymal transition; KPS; Karnofsky performance status; NTR; Nontotal resection; OS; Overall survival; PDGFR-β; Platelet-derived growth factor receptor-β; PFS;