Therapy:

• The intention-to-treat principle: a primer for the orthopaedic surgeon. Bubbar VK. Journal of Bone and Joint Surgery. Sept 2006 88A(9):2097-99. Very clear explanation of this concept.
  

• Intention-to-treat. Montori VM, Guyatt GH. CMAJ. 2001 Nov 13;165(10):1339-41.

• Double blind, you are the weakest link - good-bye! ACP Journal Club Jan/Feb 2002:A-11-12.

• Bandolier Bias Guide

• Assessing allocation concealment and blinding in randomised controlled trials: why bother? Shultz KF. Evidence Based Medicine 2000 5:36-38.


• Risk Reduction Calculator
  

Diagnosis:

• Evidence and Diagnostics from Bandolier


• Diagnostic Test CalculatorCopyright (c) 2002-2006 by Alan Schwartz

Systematic Reviews:

• Appraising Systematic Reviews - From the Joanna Briggs Institute

• Table for Comparing Several Types of Summary (Review) Articles - From the Duke Program on Teaching Evidence-Based Practice

Practice Guidelines:

• The AGREE Instrument for Appraising Practice Guidelines – From the AGREE Collaboration

Qualitative Research:

• Ayelet Kuper, Scott Reeves, and Wendy Levinson. An introduction to reading and appraising qualitative research. BMJ 2008;337:a288
  

• Ayelet Kuper, Lorelei Lingard, and Wendy Levinson. Critically appraising qualitative research. BMJ 2008;337:a1035

• Scott Reeves, Ayelet Kuper, and Brian David Hodges. Qualitative research methodologies: ethnography. BMJ 2008;337:a1020

• Scott Reeves, Mathieu Albert, Ayelet Kuper, and Brian David Hodges. Why use theories in qualitative research? BMJ 2008;337:a949

• Brian David Hodges, Ayelet Kuper, and Scott Reeves. Discourse analysis. BMJ 2008;337:a879

• Lorelei Lingard, Mathieu Albert, and Wendy Levinson. Grounded theory, mixed methods, and action research. BMJ 2008;337:a567