Julie Jackson Murphy

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OBJECTIVE To investigate and characterize the epidemiology of a diarrheal outbreak associated with a potentially new pathogen, Cyclospora species (previously referred to as Cyanobacteria [blue-green algae]-like bodies). DESIGN Three retrospective cohort studies supported by laboratory studies, environmental investigation, and community surveillance. (More)
The use of feverfew (Tanacetum parthenium) for migraine prophylaxis was assessed in a randomised, double-blind, placebo-controlled crossover study. After a one-month single-blind placebo run-in, 72 volunteers were randomly allocated to receive either one capsule of dried feverfew leaves a day or matching placebo for four months and then transferred to the(More)
Cardiac output was measured in ten patients at routine cardiac catheterisation and three patients with severe heart failure by means of a carbon dioxide rebreathing technique with a computer-assisted mass spectrometer and compared with cardiac output measured by thermodilution. There was a close correlation (r = 0.96, p less than 0.01) between the two(More)
OBJECTIVES To study the incidence of eosinophilia-myalgia syndrome, the risk factors associated with the syndrome, and the clinical spectrum of illness associated with L-tryptophan use in an exposed population. DESIGN Retrospective cohort and nested case-control studies of risk factors for eosinophilia-myalgia syndrome using inpatient and outpatient chart(More)
We explore the extent of "responsible purchasing" by employers--the degree to which employers collect and use nonfinancial information in selecting and managing employee health plans. Most firms believe that they have some responsibility for assessing the quality of the health plans they offer. Some pay attention to plan characteristics such as the ability(More)
N-Acetylprocainamide (NAPA), a class III antiarrhythmic drug, caused torsade de pointes in a 72 year old woman who had this arrhythmia on two previous occasions while being treated with quinidine and disopyramide. Initial evaluation with an intravenous infusion of NAPA indicated a favorable antiarrhythmic response. The QTC interval was prolonged, but the(More)