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For the previous studies, we mainly use the MR data to predict the status of EGFR gene amplification in GBM with morphological features and radiomic features. The previous papers are list as follows:1. Dong F, Li Q, Jiang B, Zeng Q, Hua J, Zhang M. Quantitative analysis of enhanced MRI features for predicting epidermal growth factor receptor gene amplification in glioblastoma multiforme with radiomic method. Zhejiang Da Xue Xue Bao Yi Xue Ban. 2017 May 25;46(5):492\u2013497.2. Dong F, Zeng Q, Jiang B, Yu X, Wang W, Xu J, Yu J, Li Q, Zhang M. Predicting epidermal growth factor receptor gene amplification status in glioblastoma multiforme by quantitative enhancement and necrosis features deriving from conventional magnetic resonance imaging. Medicine (Baltimore). 2018 May;97(21):e10833.\n                      \n                      .","order":7,"name":"Ethics","group":{"name":"EthicsHeading","label":"Study subjects or cohorts overlap"}},{"value":"\u2022 retrospective\u2022 diagnostic or prognostic study\u2022 performed at one institution","order":8,"name":"Ethics","group":{"name":"EthicsHeading","label":"Methodology"}}]}}