How to Read a Paper: The Basics of Evidence Based Medicine was originally published as a series of 10 articles introducing non-experts to finding medical articles and assessing their value. It is available in hard copy, as an electronic book, and as an online article series:
Online links to original article series: How to Read a Paper
Understanding Research Study Designs (from the University of Minnesota)
Case Series and Case Reports
Case Control Studies
Randomized Controlled Studies
Double Blind Method
PRISMA stands for Preferred Reporting Items for Systematic Reviews and Meta-Analyses. It is an evidence-based minimum set of items for reporting in systematic reviews and meta-analyses.