Often the topic is the subject of considerable ongoing investigation. ...the reader should view the ECD as the best attempt of the ACCF and document cosponsors to inform and guide clinical practice ...in areas where rigorous evidence may not yet be available or evidence to date is not widely applied to clinical practice. All participating organizations participated in peer review, resulting in 22 reviewers representing 170 comments.\n Anderson Content Reviewer--ACCF Unstable Angina Guideline BSCI/sanofi None None AstraZeneca (DSMB) Gilead Pharma (DSMB) Hamilton Health Sciences University (DSMB) Harvard (DSMB) NIH (DSMB) Toshiba Deseret Foundation, Intermountain Healthcare NIH Defendant, management of cardiopulmonary arrest post-op, 2010 Defendant, stroke after ablation for AF, 2010 James A. de Lemos Content Reviewer--ACCF Task Force on CECD Johnson & Johnson Tethys Bristol-Myers Squibb/sanofi-aventis partnership* None Bristol-Myers Squibb (DSMB) Roche Diagnostics* AstraZeneca* Daiichi Sankyo None Robert A. Guyton Content Reviewer--ACCF CABG Guideline None None None Edwards Lifesciences NIH None None Richard J. Kovacs Content Reviewer--ACCF Abbott Laboratories Biomedical Systems Cook* ECG Scanning and Medical Services* Eli Lilly* Endocyte Essentialis XenoPort None None None None None Frederick G. Kushner Content Reviewer--ACCF STEMI Guideline FDA None Bristol-Myers Squibb Merck Roche Holding* Daiichi Sankyo Hoffmann La Roche NIH Novartis FDA Science Board None David Lanfear Content Reviewer--ACCF Heart Failure and Transplant Committee Thoratec None None sanofi-aventis* Johnson & Johnson* HFSA None John F. Robb Content Reviewer--ACCF None None None None None None Sidney C. Smith, Jr. Relationships in this table are modest unless otherwise noted.AACC = American Association for Clinical Chemistry; ACCF = American College of Cardiology Foundation; ACCP = American College of Chest Physicians; ACP = American College of Physicians; AF = atrial fibrillation; AHA = American Heart Association; CABG = coronary artery bypass graft surgery; CECD = Clinical Expert Consensus Documents; DSMB = Data and Safety Monitoring Board; FDA = Food and Drug Administration; HFSA = Heart Failure Society of America; NIH = National Institutes of Health; PCI = percutaneous coronary intervention; SCAI = Society for Cardiovascular Angiography and Interventions; STEMI = ST-segment elevation myocardial infarction; UA = unstable angina.