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• A leader column about the alternative vote referendum incorrectly named the Joseph Rowntree Charitable Trust as a significant donor to the yes campaign. The donor is the Joseph Rowntree Reform Trust Ltd, which is not a charity and is free to fund political and campaigning work (Referendum law: Of pipers and tunes, 17 February, page 34).
• An article about the possible closure of some children's heart surgery units said the Freeman hospital in Newcastle would lose its unit in three of the four restructuring options put forward in an NHS review. In fact the Newcastle unit would stay open in three of the options. The units at Glenfield hospital in Leicester and Southampton hospital each face closure in three of the options, rather than in one as our article said (Children's heart surgery units face closure in restructuring, 17 February, page 11).
• In Quick crossword No 12,719, the clue for 19 down was "Malay island – computer programming language", giving the solution Java. Geographically Java lies in the Malay archipelago, but it is part of Indonesia (15 February, page 28, G2).
