A new study by Manhattan Research finds that physicians are increasingly using the Internet and new interactive technologies for pharmaceutical and medical related services and products. The study titled, ePharma PhysicianŽ v4.0: The Future of Pharmaceutical e-Marketing, says that the ePharma Physician market has grown considerably encompassing 64% of all physicians practicing in the U.S. Amongst the 87% of ePharma Physicians see the Internet as a critical resource for information on prescription drugs and treatment options.