7Guyatt G H, Sackett D L, Cook D J. Users' guides to the medical literature Ⅱ. How to use an article about therapy or prevention A. Are the results of the study valid? [J] . JAMA, 1993, 270(21): 2598 - 2601 被引量:1
8Guyatt G H, Sackett D L, Cook D J. Users' guides to the medical literature Ⅱ. How to use an article about therapy or prevention B. What were the results and will they help me in caring for my patients ? [J]. JAMA, 1994, 271 ( 1 ): 59 - 63 被引量:1
9Sackett D L, Straus S E, Richardson W S, et al. Evidence-based medicine: how to practice and teach EBM [ M ]. 2nd ed. London:Churchill Livingstone,2000 被引量:1
1Poole-Wilson PA,Luben J,Kirwan BA,et al.Effect of long-acting nifedipine on mortality and cardiovascular morbidity in patients with stable angina requiring treatment(ACTION trial):randomized controlled trial[J].Lancet,2004,364(9437):849. 被引量:1