ASERNIP-S: Australian Safety and Efficacy Register of New Interventional Procedures - Surgical
   Provides evidence-based assessments of new and emerging surgical technologies and techniques.
   http://www.surgeons.org/asernip-s/

Surgical Treatment - Evidence Based and Problem Oriented
   Complete online text in evidence-based surgical treatment. From the National Center for Biotechnology Information.
   http://www.ncbi.nlm.nih.gov/books/bv.fcgi?call=bv.View..ShowTOC&rid=surg.TOC&depth=10