Index(['ENTRYTYPE', 'ID', 'abstract', 'address', 'affiliation',
'article-number', 'author', 'author-email', 'booktitle',
'cited-references', 'doc-delivery-number', 'doi', 'eissn',
'funding-acknowledgement', 'funding-text', 'isbn', 'issn', 'journal',
'journal-iso', 'keyword', 'keywords-plus', 'language', 'month',
'number', 'number-of-cited-references', 'orcid-numbers', 'pages',
'publisher', 'research-areas', 'researcherid-numbers', 'times-cited',
'title', 'type', 'unique-id', 'usage-count-(last-180-days)',
'usage-count-since-2013', 'volume', 'web-of-science-categories',
'year'],
dtype='object')