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      <record key="001" att1="001" value="LIB902917900" att2="LIB902917900">001   LIB902917900</record>
      <field key="010" subkey="">LIB902917808</field>
      <field key="037" subkey="x">deutsch</field>
      <field key="050" subkey="x">Aufsatz, Sammelband</field>
      <field key="090" subkey="">001</field>
      <field key="100" subkey="">quaeck, joachim</field>
      <field key="331" subkey="">tumorkrankheiten</field>
      <field key="544" subkey="n">6220-A/I,1;1</field>
      <field key="596" subkey="a">1 - 35</field>
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