Undersea and Hyperbaric Medicine Society 
A professional organization representing physicians, nurses and technicians in the field of hyperbaric medicine.
http://www.uhms.org/Doc's Diving Medicine
Original articles, ongoing research and useful links related to diving and undersea medicine from the University of Washington and Dr Edmond Kay.
http://faculty.washington.edu/ekay/
Underwater Medicine Associates
An educational organization devoted to diving medicine with information diving medicine, links, diving medicine textbooks and underwater photo gallery.
http://www.scubamed.com/index.html
European Underwater and Baromedical Society
Dedicated to the study and promotion of diving and hyperbaric medicine.
http://www.eubs.org/
Divers Alert Network
A non-profit international organization, with its emergency hotline, provides dive safety and medical information, medical research programs, first aid training programs, emergency oxygen equipment, and affordable accident insurance.
http://www.diversalertnetwork.org/
Health Link MCW
A question and answer format about scuba diving after a blood clot.
http://healthlink.mcw.edu/article/989700208.html
Hyperbaric Medicine Unit , Grampian University Hospital
Information for SCUBA divers by the Grampian University Hospitals NHS Trust Hyperbaric Medicine Unit about their services as well as treatment of the bends and CO poisoning.
http://www.hyperchamber.com/
Diving Medicine Online
Comprehensive information about diving and undersea medicine for the non-medical diver, the non-diving physician and the specialist. Online physicians and consultants answer questions about diving medical problems.
http://scuba-doc.com/
