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'cases.': [62], 'Currently,': [63], 'two': [64], 'prospective': [65], 'studies': [67], 'are': [68], 'ongoing,': [69], 'this': [71], 'first': [74], 'retrospective': [75], 'study': [76, 119], 'comparing': [77], 'FLU': [78, 102, 113, 165, 169, 258], 'enzalutamide': [80], '(ENZ)': [81], 'castration-resistant': [83], 'cancer': [85], '(CRPC).': [86], 'Methods:': [87], 'our': [89], 'hospital,': [90], '55': [91], 'patients': [92, 160, 172], 'were': [93], 'diagnosed': [94], 'CRPC': [96, 158, 269], 'administered': [101], 'or': [103, 164, 238], 'ENZ': [104, 144, 149, 162, 189, 198, 221, 227, 230, 243, 246], 'between': [105, 225, 241], 'May': [106], '2014': [107], 'December': [109], '2017.': [110], 'Patients': [111], 'failure': [114], 'then': [115, 177], 'received': [116, 161, 178], 'ENZ.': [117, 179], 'evaluation': [120], 'included': [121], '1)': [122], 'prostate-specific': [123], 'antigen': [124], '(PSA)': [125], 'best': [126, 141, 182, 218], 'initial': [129, 136], 'therapy,': [130, 145, 159], 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