that representatives from human rights treaty bodies be sent on fact-finding missions to States parties whenever serious and urgent situations appeared to justify such actions. 16. Members were also informed of the actions taken at the forty-eighth session of the Commission on Human Sights and took note of the Commission's suggestion that priority should be given to the preparation of a general comment on article 18 of the Covenant. 17. The Committee expressed its great appreciation to Mr. Jan Martenson, former Under-Secretary-General for Human Sights, for his unfailing interest in the Committee's work and for the effective support and assistance he had provided to the Committee to help it to carry out its tasks. 18. The Committee also resumed its discussion on modifications to its methods of work under article 40, paragraph 4, of the Covenant and decided that comments of the Committee as a whole would be prepared as soon as the consideration of each State party report was completed. A rapporteur would be selected in each case to draft a text in consultation with the Chairman and Committee members for adoption by the Committee (see para. 45). The Committee also adopted its general comments on articles 7 and 10 of the Covenant (see para. 610 and annex V I ) , 19. The Committee, taking note of recent events in Peru, adopted a special decision (see para. 41 and annex VII). Forty-fifth session 20. The Committee was informed by the Under-Secretary-General for Human Rights, who was addressing the Committee for the first time in that capacity, that the World Conference on Human Eights, to be convened pursuant to General Assembly resolution 45/155 of 18 December 1990, would take place in Vienna from 14 to 25 June 1993, Preparatory activities were under way and human rights treaty bodies were encouraged to formulate further comments and suggestions in that regard. The fourth meeting of persons chairing the human rights treaty bodies, which would meet at Geneva from 12 to 16 October 1992, would provide a further opportunity to the treaty bodies for coordination regarding the World Conference. 21. The Under-Secretary-General for Human Rights also informed the Committee of other significant developments of relevance to its work that had occurred since the Committee's forty-fourth session, notably the activities of the Committee against Torture and the preliminary work being undertaken by the Commission on Human Rights on an optional protocol to the Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment. He also referred to a number of recent human rights events carried out under the programme of advisory services and technical assistance in the field of human rights, including assistance in drafting States parties' reports under international human rights instruments. He also paid tribute to the valuable efforts of the Committee to encourage the protection of fundamental civil and political rights.