Sachschlagwort
        engl.: LC Subject added entry - topical headings; MEDLARS terms; NLM Subject
               headings; Library of Congress Subject headings; LCSH
               
               
               
Pica+        044A$a  

MAB          740s    Topical name used as subject (W50)
MAB          710a    (W50)


MARC21       650     Subject Added Entry--Topical Term (R)
  Subfields: 
             $a   Topical term or geographic name as entry element
             $b   Topical term following geographic name as entry element
             $c   Location of event
             $d   Active dates
             $e   Relator term
             $v   Form subdivision (R) [NEW]
             $x   General subdivision (R)
             $y   Chronological subdivision (R)
             $z   Geographic subdivision (R)
             $2   Source of heading or term
             $3   Materials specified
             $6   Linkage

 Indic/etc.: 1st: Level of subject [CHANGED]
             # No information available
             0 No level specified
             1 Primary
             2 Secondary
             2nd: Subject heading system/thesaurus
             0 Library of Congress Subject Headings
             1 LC subject headings for children's literature
             2 Medical Subject Headings
             3 National Agricultural Library subject authority file
             4 Source not specified
             5 Canadian Subject Headings
             6 Repertoire des vedettes-matiere
             7 Source specified in subfield $2
             
             
UKMARC       650     Topical Library of Congress subject heading (R)
  Subfields: 
             $a   Entry element
             $x   Subject or form subdivision (R)
             $y   Period (chronological) subdivision (R)
             $z   Place subdivision (R)

 Indic/etc.: Indic.1=0
             Indic.2=0-9 = DC class number
             
UNIMARC      606     Topical name used as subject (R)
  Subfields: 
             $a   Topical name entry element
             $x   Topical subdivision
             $y   Geographical subdivision
             $z   Chronological subdivision
             $2   Subject analysis system code
             $3   Subject heading authority record number

 Indic/etc.: Indicators blank
             
             
allegro      #31s    
        Anm. Mehrfachtrennung: "; "
  ...        #33L    LC Subject Headings
             #33M    Medlars-Schlagwörter