Paho.org is part of the United Nations system; it works to improve health and living standard of America’s countries.
At the web site you will have access to several official documents, like: the pan American sanitary code, constitution of the pan American health organization, financial report of the director and report of the external auditor, among others. There is also a topic list, that includes: AIDS and STI, Chronic Non-communicable Diseases, Communicable Diseases, Disasters and Humanitarian Assistance, Environmental Health, Epidemiology, Biostatistics, Equity and Human Development, Essential Medicines and Technology, Health Promotion, Health Systems and Services, Healthy Lifestyles, Nutrition, Population Groups, Vaccines and Immunization, etc. Moreover, there is a section containing their products: announcements, books, community interaction, databases, multimedia, periodical publications, technical documents, etc. Some of their knowledge resources are: The Paho Headquarters Library, The Paho Institutional Memory, The Virtual Health Library, The Virtual Campus of Public Health, etc. 
