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[106], '7': [113], '(HHV-7)': [114], 'also': [116], 'carried': [117], 'out.': [118], 'The': [119], 'lack': [120], 'an': [122], 'efficient': [123], 'replication': [125], 'suggested': [126], 'difficulty': [128], 'HHV-7': [130], 'infect': [132], 'hepatic': [133], 'cells.': [134]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1974515219', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 3}, {'year': 2017, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 1}, {'year': 2014, 'cited_by_count': 2}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2024-08-15T03:54:29.186168', 'created_date': '2016-06-24'}