A/HRC/19/28 form of task forces for the constructive dialogue with States parties, composed of a maximum of 14 members,. The Committee will conduct an evaluation of the impact of this task-force approach during its 52nd session. Country rapporteurs will assume the lead role in coordinating the work of the task forces. The Committee decided to strengthen country rapporteurs‟ role of providing guidance to experts in the preparation for and during the constructive dialogues, the drafting and adoption of concluding observations, as well as the handling of comments from States parties in response to the latter. The Committee also established a working group on working methods, while the Subcommittee on Prevention of Torture adopted the guidelines for national preventive mechanisms. The Subcommittee established regional task forces on national preventive mechanisms, as well as working groups on medical and security issues, respectively. In 2011, the Subcommittee conducted visits to Ukraine, Brazil and Mali. 7. In 2011, the Committee on the Rights of the Child adopted, at its 56th session in February 2011, general comment No. 13 on the Right of the child to freedom from all forms of violence; the Human Rights Committee adopted, at its 102nd session in July 2011, general comment No. 34 on Article 19: Freedoms of opinion and expression; and the Committee on the Elimination of Racial Discrimination adopted, at its 79th session in August 2011, general recommendation No. 34 on Racial discrimination against people of African descent. 8. Treaty bodies and the Secretariat continued efforts to harmonize and standardize their work, including through the three-day twelfth Inter-Committee Meeting of the human rights treaty bodies and the two-day twenty-third meeting of chairpersons. 9. Treaty bodies and the Secretariat examined some 11,119 items of correspondence and some 110 new individual complaints received by the treaty bodies were registered. The Human Rights Committee, the Committee against Torture, the Committee on the Elimination of Racial Discrimination and the Committee on the Elimination of Discrimination against Women adopted 129 final decisions concerning some 223 cases. They issued some 45 requests for interim measures of protection in cases where lack of such protection might lead to irreparable harm for the petitioners. They also followed up on over 155 decisions relating to violations of the International Covenant on Civil and Political Rights, the Convention against Torture and the Convention on the Elimination of All Forms of Discrimination against Women. 10. Six treaty bodies (Committee against Torture, Committee on Migrant Workers, Committee on the Rights of Persons with Disabilities, Committee on Enforced Disappearance, Committee on the Elimination of Racial Discrimination and Human Rights Committee) held meetings of States parties in Geneva and New York during 2011, essentially to hold elections to fill seats for which mandates had terminated. During 2011, four treaty bodies (Committee on the Rights of the Child, Committee on Enforced Disappearance, Committee on the Elimination of Racial Discrimination and Human Rights Committee) held informal meetings with States parties; the meetings were widely attended and provided an opportunity for States parties and treaty bodies to discuss the most recent developments in the work of treaty bodies, as well as other matters of common interest, in particular the efforts of treaty bodies to improve their working methods. The Committee against Torture held a meeting with States parties, non-governmental organizations (NGOs) and other stakeholders, in November 2011, to discuss a draft general comment on article 14 of the Convention. In addition, in July 2011, the chairpersons of the treaty bodies met with States parties in the context of their annual meeting to discuss efforts underway to harmonize the working methods of the treaty bodies and strengthen the efficiency of the system. 11. The open-ended working group of the Human Rights Council on a draft optional protocol to the Convention on the Rights of the Child on a communications procedure met 4