Here's an iMedicalApps review of a free app, Bone Feed, designed for an orthopedist using an iPhone to help manage journal reading. It gets feeds of the tables of contents from 50 titles listed at MDLinx.
Websites referenced:
http://www.imedicalapps.com/2011/07/bone-feed-busy-orthopedist-quickly-browse-abstracts-improved/
http://www.imedicalapps.com
http://www.mdlinx.com/orthopedics/journals.cfm