UptoDate

UpToDate is an electronic system that provides medical personnel with access to daily updated medical information based on Evidence Based Medicine. 
It contains nearly 12,000 medical topics, over 9,300 categorized recommendations and 35,000 graphic elements in 25 specialties.
Therefore, UpToDate is both an invaluable Clinical Decision Support system as well as a valuable educational tool.
UpToDate is created by a global network of over 7,100 experts who combine guidelines from the latest published scientific research with their unique clinical expertise. 
Thus, they ensure that the content on UpToDate is trustworthy and help clinicians make the most appropriate clinical decisions, even when scientific evidence is missing or inconclusive.