Empirical Studies Assessing the Quality of Health Information for Consumers on the World Wide Web: A Systematic Review
http://jama.ama-assn.org/cgi/content/full/287/20/2691

Eysenbach, Gunther, John Powell, Oliver Kuss and Eun-Ryoung Sa
JAMA
2002

Abstract:

The quality of consumer health information on the World Wide Web is an important issue for medicine, but to date no systematic and comprehensive synthesis of the methods and evidence has been performed.