OBJECTIVE: To improve understanding of the epidemiology of anaphylaxis. DATA
SOURCES: We performed a qualitative review by hand of the major epidemiology studies of …

… Statins and the risk of dementia—In this Article by H Jick and colleagues (Nov 11, p 1627),
there were a number of errors in table 1: the third category under body-mass index should be “…

Exposure to non-steroidal anti-inflammatory drugs (NSAIDs) is known to increase substantially
the risk of upper gastrointestinal bleeding and perforation (UGIB). We have carried out a …

OBJECTIVE--To determine the extent of agreement between clinical information recorded
on surgery computers of selected general practitioners and similar information in manual …

Background At the request of researchers in the UK, we conducted a case-control study to
explore the relation between use of postmenopausal oestrogen hormone replacement …

• We carried out a study to estimate the incidence of erythema multiforme (EM), Stevens
Johnson syndrome (SJS), and toxic epidermal necrolysis (TEN) requiring hospitalization and to …

Concern about the risks of cardiovascular illness in women using combined oral contraceptives
(OC) containing the progestagens desogestrel and gestodene prompted two studies of …

We examined the relation of multivitamin intake in general, and folic acid in particular, to the
risk of neural tube defects in a cohort of 23 491 women undergoing maternal serum α-…

Background There is growing interest in the role of infections in the aetiology of acute
myocardial infarction (AMI). We undertook a large, population-based study to explore the …

… previous study of Arndt and Jick.2 We compared the estimated reaction rates obtained in the
present study with the rates in the previous study of Arndt and Jick using x2 or Fisher's exact …