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[123], 'higher': [125, 168], 'than': [126, 171], 'that': [127, 140], 'non-metastatic': [129], '(27.3%': [132], '18.2%),': [134], 'revealed': [139], 'positive': [141], 'expressions': [142], 'NSCLC.': [157, 203], 'Furthermore,': [158], 'combined': [159], 'showed': [165], 'a': [166, 218], 'much': [167], 'odds': [169], 'ratio': [170], 'or': [173], 'alone.CXCR4': [176], 'highly': [180], 'expressed': [181], 'nodes.': [189], 'levels': [194], 'significantly': [196], 'correlated': [197], 'with': [198], 'might': [207, 216], 'synergically': [208], 'promote': [209], 'lymphatic': [210], 'be': [217], 'clinical': [219], 'predictor': [220], 'patients.': [227]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2753983868', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 5}, {'year': 2021, 'cited_by_count': 4}, {'year': 2020, 'cited_by_count': 4}, {'year': 2019, 'cited_by_count': 2}, {'year': 2018, 'cited_by_count': 4}], 'updated_date': '2024-08-08T12:29:22.472970', 'created_date': '2017-09-25'}