AccessMedicine is an educational database, that provides access to many materials including e-textbooks, videos, and multimedia. 

From AccessMedicine:

AccessMedicine provides medical students with a variety of resources needed to excel in basic science studies and clerkships; helps residents, nurse practitioners, and physician assistants with instant access to videos, self-assessment, and leading medical textbooks that facilitate decision-making at the point-of-care; and allows practicing physicians to brush up on their medical knowledge to ensure the best patient outcome.