To the Editor: Woodcock et al.¹ and Terreehorst et al.² (July 17 issue) hoped to show the value of reducing the concentrations of house-dust-mite allergen in the homes of people with allergic asthma and rhinitis. However, they simply affirmed that ...

To the Editor: In their report on postmenopausal bone loss and bone size, Ahlborg and colleagues (July 24 issue)¹ used the rate of fractures in each quartile of medullary expansion in correlation with the bone mineral density, the section modulus, and ...

To the Editor: Punglia and colleagues (July 24 issue)¹ assert that prostate biopsy should be the gold standard for evaluating the sensitivity and specificity of the prostate-specific antigen (PSA) test. This suggestion is not appropriate; clinically ...

To the Editor: Despite the unexpectedly high prevalence of celiac disease found in the study by Mäki et al. (June 19 issue),¹ their use of endomysial and tissue transglutaminase antibodies as the sole serologic markers probably underestimated the ...

To the Editor: In the report on their randomized, placebo-controlled, phase 2 trial evaluating bevacizumab, Yang et al. (July 31 issue)¹ conclude that bevacizumab significantly prolongs the time to progression of metastatic renal-cell cancer. I believe ...

To the Editor: In the Clinical Practice article by Fihn on acute uncomplicated urinary tract infection in women (July 17 issue),¹ the recommendations for treatment appear to be somewhat out of date. First, the expected rates of clinical failure among ...

To the Editor: Zoledronic acid (Zometa, Novartis Pharmaceuticals) is a potent bisphosphonate that inhibits bone resorption. In trials of treatment for bone metastases, 9 to 15 percent of the patients who received 4 mg of zoledronic acid over a 15-minute ...

“Food safety is political.” So claims the title of the introduction to Marion Nestle's book Safe Food, and this assertion is solidly confirmed in the pages that follow. In her instructive monograph, Nestle exposes the political workings of the system that ...

There was a time when it could be said, with some confidence, that “now that infectious diseases have been controlled by antibiotics, we can turn our attention to more interesting problems” (medical grand rounds, Peter Bent Brigham Hospital, 1955) and ...

The study of environmental exposures and children's health goes back to the 19th century, when there were isolated reports of acute effects associated with heavy exposures. However, only in the past several decades have environmental exposures been ...

A large group of disorders affect the muscles, nerves, neuromuscular junctions, and motor neurons. These neuromuscular diseases are common in both children and adults, but because of their complex presentation their diagnosis and treatment can require not ...