Organizations and Agencies
American International Health Alliance (AIHA)
Disease Control Priorities Project
Family Health International
Global Environmental Facility
globalhealth.gov
Global Health Council
Global Forum for Health Research
Global Fund to Fight AIDS, Tuberculosis and Malaria Health Canada
Hesperian Foundation
International Monetary Fund
NIH John E. Fogarty International Center
National public health agencies and organizations listed by country  
Organization for Economic Co-operation and Development (OECD)
Pan American Health Organization (PAHO)
Country Health Profiles for the Americas
Regional Core Health Data Initiative - Table Generator System
The Refugee Council
Population Reference Bureau
United Nations
Food and Agriculture Organization
Official Web Site Locator for the United Nations System of Organizations
Institute of One World Health
United Nations Development Programme
United Nations Children's Fund (UNICEF)
United Nations Statistics Division. Demographic, Social and Housing Statistics
US Agency for International Development (USAID)
USAID's Global Health Website
US-Mexico Border Health Association
World Bank
World Bank e-Library
PovertyNet
World Health Organization (WHO)
Global Atlas of Infectious Diseases
International Digest of Health Legislation
- African Index Medicus
- Index Medicus for the Eastern Mediterranean Region
- Latin American and Caribbean Center on Health Sciences Information
- Index Medicus for the South-East Asian Region.
Scaling up the Response to Infectious Diseases: A Way out of Poverty
WHO report on Global Surveillance of Epidemic-prone Infectious diseases (2000)
WHO Statistical Information System (WHOSIS)
The World Health Report
World Trade Organization
International Association of National Public Health Institutes

NGOs
Doctors Without Borders
International Health Exchange
International Relief Teams
Center for Global Development

Volunteer Organizations
Doctors Without Borders
Health Volunteers Overseas
InterAction
Peace Corps

HIV/AIDS
AIDS Education Global Information System 
Global Business Coalition on HIV/AIDS 
Global Network of People Living with AIDS 
Harvard School of Public Health AIDS Initiative
HIV InSite 
HIV/AIDS Education and Resource Center 
International AIDS Economics Network 
Joint United Nations Programme on HIV/AIDS 
Partners in Health 
Program for the Collaboration Against AIDS and Related Epidemics
The Body 
Women, Children, and HIV

Infectious Diseases (non-HIV/AIDS)
CDC Major Tuberculosis Guidelines
Environmental Health Project 
Global Health Council 
Malaria Foundation International 
Special Programme for Research and Training in Tropical Diseases (TDR)
Stop TB Partnership 
The Global Fund to Fight AIDS, Tuberculosis and Malaria
Tuberculosis.net, Tuberculosis Teaching Materials 

Mental Health
Borderline Personality Disorder World (BPDWORLD) 
Menninger Clinic 
National Institute of Mental Health 
World Federation for Mental Health 

Chronic Diseases
Global Cardiovascular Infobase 
Initiative for Cardiovascular Health Research in The Developing Countries (IC-Health) 
InterAmerican Heart Foundation 
International Diabetes Federation 
International Task Force for Prevention of Coronary Heart Disease
ProCor
The Lown Cardiovascular Center
World Heart Federation (WHF)

Population Health Metrics & Analytics for Priority Setting
Harvard Center for Risk Analysis (HCRA) 
Health Metrics Network 
International Health Economics Association (iHEA)
Population Association of America

Environmental Health
Center for Communications, Health and the Environment
Protection of the Human Environment
UN Environmental Programme
Global Environment Facility
National Environmental Health Association
Links to other environmental health resources

Nutrition
WHO Nutrition Programme
Vitamin A Deficiency
Micronutrient Initiative (MI)
International Council for the Control of Iodine Deficiency Disorders
Program Against Micronutrient Malnutrition (PAMM)
Micronutrient Information Sources

Reproductive Health
UCLA Bixby Program in Population and Reproductive Health

UCLA Library
UCLA BioMed Library Database for Global Health

Aging
National Institute of Aging, Cross National Research on Aging