sanitation, recreation, economic or working conditions and other aspects of environmental hygiene; (j) To promote co-operation among scientific and professional groups which contribute to the advancement of health; (k) To propose conventions, agreements and regulations, and make recommendations with respect to international health matters and to perform. , the WHO has defined its role in public health as follows: providing leadership on matters critical to health and engaging in partnerships where joint action is needed; shaping the research agenda and stimulating the generation, translation, and dissemination of valuable knowledge; setting norms and standards and promoting and monitoring their implementation; articulating ethical and evidence-based policy options; providing technical support, catalysing change, and building sustainable institutional capacity; and monitoring the health situation and assessing health trends. CRVS (civil registration and vital statistics) to provide monitoring of vital events (birth, death, wedding, divorce). Communicable diseases The 2012–2013 WHO budget identified five areas among which funding was distributed. Two of those five areas related to communicable diseases: the first, to reduce the "health, social and economic burden" of communicable diseases in general; the second to combat HIV/AIDS, malaria and tuberculosis in particular. , the World Health Organization has worked within the UNAIDS network and strives to involve sections of society other than health to help deal with the economic and social effects of HIV/AIDS. In line with UNAIDS, WHO has set itself the interim task between 2009 and 2015 of reducing the number of those aged 15–24 years who are infected by 50%; reducing new HIV infections in children by 90%; and reducing HIV-related deaths by 25%. In 2003, the WHO denounced the Roman Curia's health department's opposition to the use of condoms, saying: "These incorrect statements about condoms and HIV are dangerous when we are facing a global pandemic which has already killed more than 20 million people, and currently affects at least 42 million." , the Catholic Church remains opposed to increasing the use of contraception to combat HIV/AIDS. At the time, the World Health Assembly president, Guyana's Health Minister Leslie Ramsammy, condemned Pope Benedict's opposition to contraception, saying he was trying to "create confusion" and "impede" proven strategies in the battle against the disease. During the 1970s, WHO had dropped its commitment to a global malaria eradication campaign as too ambitious, it retained a strong commitment to malaria control. WHO's Global Malaria Programme works to keep track of malaria cases, and