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'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W4311499279', 'https://openalex.org/W2767066483', 'https://openalex.org/W2467548497', 'https://openalex.org/W2421656915', 'https://openalex.org/W2225762982', 'https://openalex.org/W2117144907', 'https://openalex.org/W2095194425', 'https://openalex.org/W2040521524', 'https://openalex.org/W2028725475', 'https://openalex.org/W1965071442'], 'abstract_inverted_index': {'歯周疾患によって露出した歯根のセメント質直下象牙質の硬度を検討した。露出根と非露出根の象牙質硬度を微小硬度計を用いて,': [0], 'セメント質象牙境から歯髄側へ10,': [1], '30,': [2], '60,': [3], '90,': [4], '120,': [5], '150,': [6], '200μmの深さでそれぞれ測定し,': [7], '以下の結論を得た。1.': [8], 'セメント質の厚さ20μm以下の露出根象牙質は,': [9], 'セメント象牙境から10μm内層において,': [10], '非露出根象牙質に比較して有意の硬度の減少を認めた。2.': [11], '歯根の部位により歯周疾患の象牙質硬度に及ぼす影響について,': [12], '差が認められた。歯頸部のセメント質の厚さ20μm以下の露出根象牙質は,': [13], '非露出根象牙質に比較して有意の硬度の減少を認めた。根中央部,': [14], '根尖部においては,': [15], '露出根象牙質,': [16], '非露出根象牙質の間に差は認められなかった。': [17]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2320746503', 'counts_by_year': [], 'updated_date': '2024-09-01T05:32:05.374938', 'created_date': '2016-06-24'}