E-Book
These resources are useful if you are looking for material on critical appraisal:
Critical appraisal for medical and health sciences
Students 4 Best Evidence - Evidence Based Healthcare resources and links
Critical Appraisal Skills Programme (CASP)
CASP checklists
DISCERN (critical appraisal of patient information)
Appraise the evidence - BMJ Best Practice
The following resource provides a detailed overview