To the Editor: The landmark study by Smith et al. (May 26 issue)¹ shows that measurement of exhaled nitric oxide (Fe_NO) can reduce the dose of inhaled corticosteroids in patients with asthma without impairing control of asthma and, in particular, ...

To the Editor: The study by Jouven and colleagues (May 12 issue)¹ advances our understanding of the factors involved in the precipitation of sudden death. However, the authors' assertion that exercise-induced changes in heart rate “may have clinical ...

To the Editor: The analysis by Hannan and colleagues (May 26 issue)¹ comparing coronary-artery bypass grafting (CABG) and percutaneous coronary intervention (PCI) is seriously flawed. The data were derived retrospectively from two separate New York State ...

To the Editor: The study by Eghbali-Fatourechi et al. (May 12 issue)¹ suggests the presence of circulating osteoblasts that potentially contribute to physiological bone formation. In addition to its association with bone modeling and remodeling, as ...

To the Editor: Talbot et al.¹ (May 19 issue) find that in the absence of coexisting conditions such as diabetes, alcoholism, or infection with HIV, which are known to confer a high risk of invasive pneumococcal disease, the excess presence of invasive ...

To the Editor: Ramaekers et al. (May 12 issue)¹ report 28 patients with the cerebral folate deficiency syndrome characterized by decreased levels of 5-methyltetrahydrofolate (5MTHF) in the cerebrospinal fluid caused by autoantibodies' blocking of folate ...

To the Editor: The potential role of vascular endothelial growth factor in malignant as well as nonmalignant pleural effusion¹,² prompted us to use bevacizumab, a monoclonal antibody against vascular endothelial growth factor, in a 68-year-old man with ...

These two books document the consequences of the lack of universal coverage for health care in the United States and then recommend national health insurance. Each book is readable and perceptive and offers fresh information and helpful syntheses of ...

Over the past century, powerful organizations, industries, and groups have mobilized to oppose the enactment of national health insurance in the United States. Although the players on the opposition team have changed, and their ideologies have shifted, ...

Sudden Death in Patients with Myocardial Infarction and Left Ventricular Dysfunction, Heart Failure, or Both Original Article, N Engl J Med 2005:352;2581-2588.. On page 2581, lines 9 and 10 in the Results section of the Abstract should have stated that “...

Bites of the Brown Recluse Spider Correspondence, N Engl J Med 2005:352;2029-2030.. In the letter by Swanson and Vetter, on page 2029 in the right-hand column, lines 7 through 12 of the second paragraph should have read, “Furthermore, the unverified ...

Standard and Increased-Dose BEACOPP Chemotherapy Compared with COPP-ABVD for Advanced Hodgkin's Disease Original Article, N Engl J Med 2003:348;2386-2395.. On page 2387, in Table 1, the dose of cyclophosphamide in the regimen of increased-dose BEACOPP ...