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'provides': [251], 'an': [252, 270], 'excellent': [253], 'system': [254], 'study': [256], 'manner': [258], 'which': [260], 'is': [263], 'controlled': [264], 'their': [266], 'potential': [267], 'role': [268], 'autocrine': [271], 'paracrine': [273], 'factors.': [274]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2170106143', 'counts_by_year': [{'year': 2018, 'cited_by_count': 1}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2024-08-15T13:45:02.531870', 'created_date': '2016-06-24'}