id21 health contains a selection of the latest and best UK-based development research. It includes links to full text articles on: non-communicable diseases, infectious diseases, HIV/AIDS, sexual health, family planning, maternal health, child health, and environmental health, health economics and financing, and health systems and policy. It is hosted by Eldis, a UK based development gateway. http://www.eldis.org/id21ext/ This is a useful tool to access Internet based health resources, particularly clinical guidelines/handbooks, courses, lectures, articles and reports. It contains links to over 50,000 Internet resources via a dynamic search engine that prioritizes the resources and allows you to refine your initial searches by resource type and language. For each link, the search contains a preview, the source and the size of the document. http://www.hso.info This WHO site links to full-text information (clinical, preventive medicine and research) on the following topics: communicable/infectious diseases, tropical diseases, vaccine-preventable diseases, non-communicable diseases, environment, family and reproductive health, health policies, statistics, and systems, health technology and lifestyle. The site acts both as an access point for WHO materials, and as a gateway to other sites. It is available in English, French and Spanish. http://www.who.int/topics/en/ This is a French-language resource. It is intended mainly for public health professionals in France. However, the site includes a useful thesaurus of health science and related areas. It also includes an extensive French-language gateway, although most of the recommended sites are French or European and very few have a focus on developing countries http://www.bdsp.ehesp.fr/ This gateway contains links to French language health-related websites. The site includes bibliographies, databases, email lists, electronic journals, medical organizations and academic institutions. It also contains a page of links to email discussion lists for medical librarians. The site includes a keyword search index and is maintained by the Centre Hospitalier Universitaire, Rouen, France. http://www.chu-rouen.fr/cismef/ This is the website of the Development Gateway, an organization that helps communities, organizations, and individuals build partnerships to reduce poverty. It contains subject-based and keyword indices. For each topic, the sub-page contains a discussion of the key issues, current news and projects. Many of the subjects are health related including HIV/AIDS, population and reproductive health, gender issues and ICT for health care. http://www.developmentgateway.org/ The goal of this 'under construction' project is to provide 'first step' access to reliable health information in paper, electronic and other formats. The WHO Library and Information Networks for Knowledge gateway will point to information collections and systems in which user groups can best meet their health information needs, facilitate the access to information content produced by key providers and act as a resource locator for print material essential to areas without access to electronic content. http://www.who.int/ghl/en/ This meta gateway ('gateway of gateways') contains links to sites in numerous clinical subjects that include gateways, fulltext information, illustrations and free PubMed articles. It also contains access to related fulltext sites in Spanish and a keyword search index. The site is maintained by the Hardin Library for the Health Sciences, University of Iowa, U.S. http://www.uiowa.edu/~hardin/md/index.html HSTAT provides free access to full-text clinical guidelines, quick reference guidelines for clinicians, and consumer brochures. The site is maintained by the National Library of Medicine, U.S. http://www.ncbi.nlm.nih.gov/bookshelf/br.fcgi?book=hstatcollect HST is a leading clearinghouse for information related to health care in South Africa. The site includes information about HealthLink, a project of HST to meet the communication and information needs of health workers in South Africa. There is also an extensive gateway to information resources relevant to those involved in public health and health systems development. The links are arranged by subject and are regularly updated. HST hosts email discussion lists, including Doctors' Dialogue [mailadoc], which provides practical support to rural doctors. http://www.hst.org.za/ INFOMINE is a sophisticated search index to 20,000+ databases, electronic journals, electronic books, bulletin boards, email lists, online library card catalogues, articles and directories of researchers. http://infomine.ucr.edu/cgi-bin/search?bioag The ARGUS Clearinghouse identifies, describes and evaluates Internet information resources. The health section includes subcategories such as disabilities, diseases and disorders, fitness and nutrition, general health, medical specialties, medicine and medical services, and sexuality and reproduction. http://www.ipl.org/IPLBrowse/GetSubject?vid=13&tid=6840&parent=0 This site is a guide to 'the very best web resources for education and research' for Medicine, Nursing, Midwifery and Allied Health, Agriculture, Food and Forestry, Veterinary Medicine, Bioresearch, and Natural History. Broadest access is via the 'health and sciences' page that contains over 31,000 resouce descriptions. This initial page also includes links to the MedHist and Bioethics Web resources provided by the Wellcome Trust and a Virtual Training Suite for medicine including dentistry. http://www.intute.ac.uk/medicine/ Portals to the World contain selective links providing authoritative, in-depth information about the nations of the world. They are arranged by country or area with the links to a wide range of broad categories including health. While not primarily a health gateway, many of the sub-pages contain annotated links to fulltext health sites within specific countries. The links were selected by Area Specialists using U.S. Library of Congress selection criteria. http://www.loc.gov/rr/international/portals.html The site provides links to full-text clinical medicine articles enhanced with keyword searches, graphics, and annotated links to Internet resources. It is organized into 28 specialty and 6 international home pages with news, patient information and medical images. Registration is required (free). http://www.medscape.com/ NLM Gateway is a Web-based system that lets users search simultaneously in multiple retrieval systems at the U.S. National Library of Medicine (NLM). It allows users of NLM services to initiate searches from one Web interface, providing "one-stop searching" for many of NLM's information resources or databases. The gateway is targeted to the Internet user who comes to NLM not knowing exactly what is there, or how best to search for it. http://gateway.nlm.nih.gov/gw/Cmd?GMOverview%26loc=lhc This is a WHO initiative to promote and strengthen collaboration among the various Portuguese-speaking WHO Member States. The project aims to establish and maintain an alliance of health-related institutions and health workers in Portuguese-speaking countries, for promoting better health through the development of knowledge communities and the sharing of Portuguese-language information resources. It includes links to Portuguese language health resources/databases and organizations. http://www.who.int/eportuguese/en/ This site includes a search engine and an annotated alphabetical hypertext list of syndromes and diseases. http://dir.yahoo.com/health/diseases_and_conditions/index.html Help us to improve Essential Health Links. Please send your comments and suggestions to: eh-links@healthnet.org