The internet search engine Google has added another impressive string to its bow - by helping doctors diagnose illnesses, according to a new study.
Researchers found that almost six-in-10 difficult cases can be solved by using the world wide web as a diagnostic aid.
Doctors fight disease by carrying about two million facts in their heads but with medical knowledge expanding rapidly, even this may not be enough.
Misdiagnosis is still a common occurrence in the medical profession despite all the tools available such as the blood tests and state of the art scanning equipment....