XmlmmCIF equivalent: citation Data items in the CITATION category record details about the literature cited relevant to the contents of the data block. XmlmmCIF equivalent: citation/abstract Abstract for the citation. This is used most when the citation is extracted from a bibliographic database that contains full text or abstract information. XmlmmCIF equivalent: citation/abstract_id_CAS The Chemical Abstracts Service (CAS) abstract identifier; relevant for journal articles. XmlmmCIF equivalent: citation/book_id_ISBN The International Standard Book Number (ISBN) code assigned to the book cited; relevant for book chapters. XmlmmCIF equivalent: citation/book_publisher The name of the publisher of the citation; relevant for book chapters. XmlmmCIF equivalent: citation/book_publisher_city The location of the publisher of the citation; relevant for book chapters. XmlmmCIF equivalent: citation/book_title The title of the book in which the citation appeared; relevant for book chapters. XmlmmCIF equivalent: citation/coordinate_linkage _citation.coordinate_linkage states whether or not this citation is concerned with precisely the set of coordinates given in the data block. If, for instance, the publication described the same structure, but the coordinates had undergone further refinement prior to creation of the data block, the value of this data item would be 'no'. XmlmmCIF equivalent: citation/country The country of publication; relevant for both journal articles and book chapters. XmlmmCIF equivalent: citation/database_id_Medline Ascession number used by Medline to categorize a specific bibliographic entry. XmlmmCIF equivalent: citation/details A description of special aspects that describe the relationship of the contents of the data block to the literature item cited. XmlmmCIF equivalent: citation/journal_abbrev Abbreviated name of the journal cited as given in the Chemical Abstracts Service Source Index. XmlmmCIF equivalent: citation/journal_full Full name of the journal cited; relevant for journal articles. XmlmmCIF equivalent: citation/journal_id_ASTM The American Society for the Testing of Materials (ASTM) code assigned to the journal cited (also referred to as the CODEN designator of the Chemical Abstracts Service); relevant for journal articles. XmlmmCIF equivalent: citation/journal_id_CSD The Cambridge Structural Database (CSD) code assigned to the journal cited; relevant for journal articles. This is also the system used at the Brookhaven Protein Data Bank (PDB). XmlmmCIF equivalent: citation/journal_id_ISSN The International Standard Serial Number (ISSN) code assigned to the journal cited; relevant for journal articles. XmlmmCIF equivalent: citation/journal_issue Issue number of the journal cited; relevant for journal articles. XmlmmCIF equivalent: citation/journal_volume Volume number of the journal cited; relevant for journal articles. XmlmmCIF equivalent: citation/language Language in which the citation appears. XmlmmCIF equivalent: citation/page_first The first page of the citation; relevant for journal articles and book chapters. XmlmmCIF equivalent: citation/page_last The last page of the citation; relevant for journal articles and book chapters. XmlmmCIF equivalent: citation/pdbx_database_id_PubMed Ascession number used by PubMed to categorize a specific bibliographic entry. XmlmmCIF equivalent: citation/title The title of the citation; relevant for both journal articles and book chapters. XmlmmCIF equivalent: citation/year The year of the citation; relevant for both journal articles and book chapters. EBI Item. Month of issue, relevant for journal EBI Item. mesh list EBI Item. Range of pages XmlmmCIF equivalent: citation/id The value of _citation.id must uniquely identify a record in the CITATION list. The _citation.id 'primary' should be used to indicate the citation that the author(s) consider to be the most pertinent to the contents of the data block. Note that this item need not be a number; it can be any unique identifier.