Details of expense claims and other criticism are being deleted from Wikipedia articles using computers in Parliament.

I looked at all anonymous edits made from computers used by Members of Parliament, their offices, staff of the administration at the House of Commons in the UK between 1 January 2007 and 24 July 2009. There were 2000 edits in total. Approximately 161 (8%) of those edits were undone on the same day.

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