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{'id': 'https://openalex.org/W2905788968', 'doi': 'https://doi.org/10.1097/j.pain.0000000000001384', 'title': 'Chronic pain as a symptom or a disease: the IASP Classification of Chronic Pain for the International Classification of Diseases (ICD-11)', 'display_name': 'Chronic pain as a symptom or a disease: the IASP Classification of Chronic Pain for the International Classification of Diseases (ICD-11)', 'publication_year': 2018, 'publication_date': '2018-12-22', 'ids': {'openalex': 'https://openalex.org/W2905788968', 'doi': 'https://doi.org/10.1097/j.pain.0000000000001384', 'mag': '2905788968', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/30586067'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1097/j.pain.0000000000001384', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S140848990', 'display_name': 'Pain', 'issn_l': '0304-3959', 'issn': ['0304-3959', '1872-6623'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310315671', 'host_organization_name': 'Lippincott Williams & Wilkins', 'host_organization_lineage': ['https://openalex.org/P4310315671', 'https://openalex.org/P4310318547'], 'host_organization_lineage_names': ['Lippincott Williams & Wilkins', 'Wolters Kluwer'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'review', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'https://cris.maastrichtuniversity.nl/ws/files/76245478/Vlaeyen_2019_Chronic_pain_as_a_symptom_or_a_disease_the_IASP.3.pdf', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5027144651', 'display_name': 'Rolf‐Detlef Treede', 'orcid': 'https://orcid.org/0000-0001-8065-1708'}, 'institutions': [{'id': 'https://openalex.org/I223822909', 'display_name': 'Heidelberg University', 'ror': 'https://ror.org/038t36y30', 'country_code': 'DE', 'type': 'education', 'lineage': ['https://openalex.org/I223822909']}, {'id': 'https://openalex.org/I2802164966', 'display_name': 'University Hospital Heidelberg', 'ror': 'https://ror.org/013czdx64', 'country_code': 'DE', 'type': 'healthcare', 'lineage': ['https://openalex.org/I2802164966']}, {'id': 'https://openalex.org/I4210156450', 'display_name': 'University Medical Centre Mannheim', 'ror': 'https://ror.org/05sxbyd35', 'country_code': 'DE', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210156450']}], 'countries': ['DE'], 'is_corresponding': False, 'raw_author_name': 'Rolf-Detlef Treede', 'raw_affiliation_strings': ['Corresponding author. 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