Bristows is advising T-Mobile on its dispute against 3 Mobile relating to an allegation that four of the UK's biggest mobile phone operators abused their majority in a regulatory body in 2005. Legal Week incorrectly stated on 13 December that T-Mobile was solely advised in-house. Barlow Lyde & Gilbert is advising 3, while O2, Vodafone and Orange are being advised by Ashurst, Herbert Smith and Field Fisher Waterhouse respectively.