Signature based on metabolic‐related gene pairs can predict overall survival of osteosarcoma patients oleh Long‐Qing Li, Liang‐Hao Zhang, Yao‐bo Yuan, Xin‐Chang Lu, Yi Zhang, Yong‐Kui Liu, Jia Wen, Manhas Abdul Khader, Tao Liu, Jia‐Zhen Li, Yan Zhang