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{'id': 'https://openalex.org/W2581318616', 'doi': 'https://doi.org/10.1186/s12957-017-1099-2', 'title': 'Diagnostic accuracy of ultrasonographic features for lymph node metastasis in papillary thyroid microcarcinoma: a single-center retrospective study', 'display_name': 'Diagnostic accuracy of ultrasonographic features for lymph node metastasis in papillary thyroid microcarcinoma: a single-center retrospective study', 'publication_year': 2017, 'publication_date': '2017-01-26', 'ids': {'openalex': 'https://openalex.org/W2581318616', 'doi': 'https://doi.org/10.1186/s12957-017-1099-2', 'mag': '2581318616', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/28125992', 'pmcid': 'https://www.ncbi.nlm.nih.gov/pmc/articles/5270215'}, 'language': 'en', 'primary_location': {'is_oa': True, 'landing_page_url': 'https://doi.org/10.1186/s12957-017-1099-2', 'pdf_url': 'https://wjso.biomedcentral.com/track/pdf/10.1186/s12957-017-1099-2', 'source': {'id': 'https://openalex.org/S180997207', 'display_name': 'World 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