2. For the purpose of determining whether there are such grounds, the competent authorities shall take into account all relevant considerations including, where applicable, the existence in the State concerned of a consistent pattern of gross, flagrant or mass violations of human rights. Article 9 1. The right to a prompt and effective judicial remedy as a means of determining the whereabouts or state of health of persons deprived of their liberty and/or identifying the authority ordering or carrying out the deprivation of liberty is required to prevent enforced disappearances under all circumstances, including those referred to in article 7 above. 2. In such proceedings, competent national authorities shall have access to all places where persons deprived of their liberty are being held and to each part of those places, as well as to any place in which there are grounds to believe that such persons may be found. 3. Any other competent authority entitled under the law of the State or by any international legal instrument to which the State is a party may also have access to such places. Article 10 1. Any person deprived of liberty shall be held in an officially recognized place of detention and, in conformity with national law, be brought before a judicial authority promptly after detention. 2. Accurate information on the detention of such persons and their place or places of detention, including transfers, shall be made promptly available to their family members, their counsel or to any other persons having a legitimate interest in the information unless a wish to the contrary has been manifested by the persons concerned. 3. An official up-to-date register of all persons deprived of their liberty shall be maintained in every place of detention. Additionally, each State shall take steps to maintain similar centralized registers. The information contained in these registers shall be made available to the persons mentioned in the preceding paragraph, to any judicial or other competent and independent national authority and to any other competent authority entitled under the law of the State concerned or 35