Evidence based medicine (EBM) article review questions for nine different article types (Therapy, Diagnosis, Harm, Prognosis, Overview, Qualitative research, Guidelines, Clinical Decision Analysis, and Economic Analysis). Includes calculators for Relative Risk, ARR, NNT, Odds Ratio, and Diagnostic Testing (sensitivity, specificity, PPV, NPV, LR+, LR-, prevalence and accuracy). Also calculates 95% CI for each of the parameters.