JAMAevidence This link opens in a new windowJAMAevidence is an online resource for the teaching, learning, and application of evidence-based medicine. JAMAevidence provides an authoritative, comprehensive website that will help students and clinicians identify, appraise, and use the best available evidence to assess health problems and the outcomes of health care. Evidence-based medicine (EBM) integrates the best available evidence with clinical experience that allows clinicians to recommend, and their patients to make, informed choices consistent with their values.