--$Revision: 6.0 $
--**********************************************************************
--
--  MEDLINE data definitions
--  James Ostell, 1990
--
--  enhanced in 1996 to support PubMed records as well by simply adding
--    the PubMedId and making MedlineId optional
--
--**********************************************************************

NCBI-Medline DEFINITIONS ::=
BEGIN

EXPORTS Medline-entry, Medline-si;

IMPORTS Cit-art, PubMedId FROM NCBI-Biblio
        Date FROM NCBI-General;

                                -- a MEDLINE or PubMed entry
Medline-entry ::= SEQUENCE {
    uid INTEGER OPTIONAL ,      -- MEDLINE UID, sometimes not yet available if from PubMed
    em Date ,                   -- Entry Month
    cit Cit-art ,               -- article citation
    abstract VisibleString OPTIONAL ,
    mesh SET OF Medline-mesh OPTIONAL ,
    substance SET OF Medline-rn OPTIONAL ,
    xref SET OF Medline-si OPTIONAL ,
    idnum SET OF VisibleString OPTIONAL ,  -- ID Number (grants, contracts)
    gene SET OF VisibleString OPTIONAL ,
    pmid PubMedId OPTIONAL ,               -- MEDLINE records may include the PubMedId
    pub-type SET OF VisibleString OPTIONAL, -- may show publication types (review, etc)
    mlfield SET OF Medline-field OPTIONAL ,  -- additional Medline field types
    status INTEGER {
	publisher (1) ,      -- record as supplied by publisher
        premedline (2) ,     -- premedline record
        medline (3) } DEFAULT medline }  -- regular medline record

Medline-mesh ::= SEQUENCE {
    mp BOOLEAN DEFAULT FALSE ,       -- TRUE if main point (*)
    term VisibleString ,                   -- the MeSH term
    qual SET OF Medline-qual OPTIONAL }    -- qualifiers

Medline-qual ::= SEQUENCE {
    mp BOOLEAN DEFAULT FALSE ,       -- TRUE if main point
    subh VisibleString }             -- the subheading

Medline-rn ::= SEQUENCE {       -- medline substance records
    type ENUMERATED {           -- type of record
        nameonly (0) ,
        cas (1) ,               -- CAS number
        ec (2) } ,              -- EC number
    cit VisibleString OPTIONAL ,  -- CAS or EC number if present
    name VisibleString }          -- name (always present)

Medline-si ::= SEQUENCE {       -- medline cross reference records
    type ENUMERATED {           -- type of xref
        ddbj (1) ,              -- DNA Data Bank of Japan
        carbbank (2) ,          -- Carbohydrate Structure Database
        embl (3) ,              -- EMBL Data Library
        hdb (4) ,               -- Hybridoma Data Bank
        genbank (5) ,           -- GenBank
        hgml (6) ,              -- Human Gene Map Library
        mim (7) ,               -- Mendelian Inheritance in Man
        msd (8) ,               -- Microbial Strains Database
        pdb (9) ,               -- Protein Data Bank (Brookhaven)
        pir (10) ,              -- Protein Identification Resource
        prfseqdb (11) ,         -- Protein Research Foundation (Japan)
        psd (12) ,              -- Protein Sequence Database (Japan)
        swissprot (13) ,        -- SwissProt
        gdb (14) } ,            -- Genome Data Base
    cit VisibleString OPTIONAL }    -- the citation/accession number

Medline-field ::= SEQUENCE {
    type INTEGER {              -- Keyed type
	other (0) ,             -- look in line code
	comment (1) ,           -- comment line
        erratum (2) } ,         -- retracted, corrected, etc
    str VisibleString ,         -- the text
    ids SEQUENCE OF DocRef OPTIONAL }  -- pointers relevant to this text

DocRef ::= SEQUENCE {           -- reference to a document
    type INTEGER {
        medline (1) ,
        pubmed (2) ,
        ncbigi (3) } ,
    uid INTEGER }

END