XML-based NLP Tools for Analysing and Annotating Medical Language Claire Grover author Ewan Klein author Mirella Lapata author Alex Lascarides author 2002 text COLING-02: The 2nd Workshop on NLP and XML (NLPXML-2002) conference publication grover-etal-2002-xml https://aclanthology.org/W02-1706/ 2002