Fig. 5From: The risk and prognostic factors for brain metastases in esophageal cancer patients: an analysis of the SEER databaseThe identification of risk and prognostic factors of brain metastases in esophageal cancer. The factors included in the big circle represented the risk factors for developing brain metastases and the factors in the small circle exhibited homogeneous factors for brain metastases development and prognosisBack to article page