| | Ask the Medical Expert - Answers to medical related queries searchable from archives of the weekly column. |
| | AskDrWalker - Resources and links to medical information. Includes medical databases, medical search engines, diseases and conditions and useful links for health professionals and patients. |
| | Best Evidence Topics - Access to evidence-based medicine topics. Includes a searchable database. |
| | Building Better Health - Medical and healthcare information on disease and health improvement topics. Includes medical news, clinical research and newsletters. |
| | CDC Health Topics A to Z - A listing of disease and health topics from the Center for Disease Control and Prevention in the United States. |
| | Centre for Medical Web Research - A virtual centre for researching medical questions on the internet. |
| | DiagnosisHealth.com - An online forum discussing various medical topics. |
| | DiagnosisHeart.com - Information on heart disease with surgical data and related resources. |
| | Disease Conditions and Information - A reference guide for about 100 disease and health conditions in an alphabetical listing. |
| | DocMD.com - Provides links to free medical and medically-related sites. |
| | Doctor NDTV - Information on a variety of health issues from medical experts. Includes FAQ. |
| | Doctor's Desktop - Tables and charts for practicing medical professionals. It also provides an ECG course by e-mail. |
| | eMedicine - Consumer Treatment Guidelines - Textbook on the treatment of common medical problems. |
| | Essent Medical Library - A patient-oriented health resource provided by the Essent Healthcare system. |
| | Family Practice Reference Guides - ABFP's 19 Reference Guides from FamilyPractice.com. |
| | Globalrph - Provides drug information, intravenous drug dilution standards and online clinical dosing calculators for health care professionals. |
| | Guide to Clinical Preventive Services - The 1996 update report of the U.S. Preventive Services Task Force (USPSTF) at the CPMC website. |
| | Harrison's Online - Regularly updated online version of the medical textbook. Subscription required with free 4-week trial. |
| | Health Information Library - Alphabetical listing of health information topics by the Carle Clinic and Hospital. |
| | Healthsites UK - A portal to medical and health information for patients and doctors. Access medical and NHS healthcare sites plus news, advice and complementary therapy resources. |
| | HospitalWeb - Directory of medical resources for professionals. |
| | Library of the National Medical Society - Links to various journals, online diagnosis, medical textbooks and atlases. Subscription required. |
| | Longevity Healthy Aging Research Group - Information from this Canadian organisation on getting older and staying healthy. |
| | MDconsult - Includes reference books, journal search, practice guidelines, patient education and drug information. Subscription required with free 10-day pass. |
| | MedCalc - A comprehensive collection of online clinical calculators. Includes ABG, GFR, Fluids and BMI calculations and interpretations. |
| | MedConnect - Information services with a clinical and practical focus for physicians and other health care professionals. |
| | Medical Knowledge Base - Offers discussion forums on topics like cancer, AIDS, arthritis, hepatitis, healthy nutrition and motivation. |
| | Medics Travel - Lists hospitals, charities, NGOs and recruitment agencies around the world to help doctors, nurses and medical students plan work and electives overseas. |
| | Mediresource - Information on diseases and conditions, support groups and drug information. Primarily patient-oriented. |
| | Mednav.com - A guide to resources in medicine and science. Links reviewed by experts, projects with the Journal of the AMA and the journal Science and software tools are offered on the site. |
| | MedPix - Database of medical images including radiology, pathology, and dermatology. Case of the Week with CME for physicians and CNE for nurses. |
| | MedServ Medical News - Provides medical information and news to medical professionals worldwide. |
| | MerckMedicus - Links to health resources for patients, professionals and an online medical library. |
| | My Body - Interactive symptom checker, includes details of some possible causes. |
| | NCEMI: Common Simple Emergencies - An online manual with detailed instructions and illustrations on how to treat various everyday medical emergencies. |
| | OHSU Health - Information for patients and clinicians on aspects of healthcare. Includes an index of health topics. |
| | PedsCCM File Cabinet - A resource of original and distributed educational and practical materials for pediatric critical care practitioners. |
| | Physicians Online - Provides physicians with free access to core services, including MEDLINE, email, private physician discussion groups, full text medical news articles, financial news and stock quote services. Membership required. |
| | PolyMedicine.com - Clinicians review electronic medical information resources available in any of the following media: browsable WWW sites, downloadable datasets and software or CD-ROMS. |
| | Predictonline - A testing and awareness site to provide the public and healthcare provider with medical information on various medical conditions. |
| | Prescriptions of The Country Doctor - A collection of informative and current articles issues written by John G. Hipps MD on various health topics. |
| | PreventDisease.com - A patient-oriented portal for up-to-date health information on fitness, lifestyle, nutrition and health tools. |
| | RJ's Medical Directory - A collection of medical links and information categorized by specific topics. |
| | South African Health Information - Reviewed, evidence-based health information based on the South African health system. |
| | Talk Medical - Offers information on diseases, disorders, medications, parenting, and pregnancy. Also contains a searchable medical dictionary. |
| | The Doctors Page - Links to patient education materials, medical reference sites and medical humor. |
| | The Healthy Forum - Provides post-diagnosis advice on health, wellbeing and complementary medicine. |
| | The Homeless Handbook - An online manual designed to assist support workers of homeless and similarly disadvantaged people who find themselves in medically challenging situations. |
| | The Merck Manual - Online version of The Merck Manual of Diagnosis and Therapy. |
| | The National Center for Health Statistics - Comprehensive information on births, deaths, aging, disease classification and other health statistics. |
| | TheMediweb - Provides a medical dictionary of health information for research and education for health care professionals, academics and the general public. |
| | Virtual Hospital - A digital health sciences library at the University of Iowa for health care providers and patients. |
| | Virtual Naval Hospital - A digital library designed to help primary care providers and to help patients associated with naval medical issues. A service of the U.S. Navy Bureau of Medicine and Surgery. |
| | Well-Connected - Offering over 100 in-depth reports on physical and mental diseases and wellness issues. Written by medical writers and reviewed by a board at Harvard Medical School. Some information available free but most requires paid access. |