60Articles 17 and 18(3) of Regulation No 139/2004, as well as Article 17 of Regulation No 802/2004, restrict the use of information gathered in the context of merger control proceedings by limiting access to the file to the ‘parties directly involved’ or to ‘other involved parties’, subject to the legitimate interest of the undertakings concerned in the non-disclosure of their business secrets, and by requiring that the information gathered is used only for the purposes of the relevant request, review or hearing and that information which, by its nature, is covered by the obligation of professional secrecy is not disclosed.