G. Fick

Publications115
h-index42
Citations6,387
Highly Influential Citations236
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Prognosis for long-term survival and renal recovery in critically ill patients with severe acute renal failure: a population-based study
IntroductionSevere acute renal failure (sARF) is associated with considerable morbidity, mortality and use of healthcare resources; however, its precise epidemiology and long-term outcomes have not… Expand
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Azathioprine and 6-mercaptopurine in Crohn disease. A meta-analysis.
PURPOSE To assess the effectiveness of azathioprine and 6-mercaptopurine in inducing remission of active Crohn disease and the effectiveness of azathioprine in maintaining remission of quiescent… Expand
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Noninvasive risk assessment early after a myocardial infarction the REFINE study.
OBJECTIVES This study sought to determine whether combined assessment of autonomic tone plus cardiac electrical substrate identifies most patients at risk of serious events after myocardial… Expand
  • 313
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Increased intestinal permeability is associated with the development of multiple organ dysfunction syndrome in critically ill ICU patients.
We conducted a prospective, observational cohort study designed to compare intestinal permeability (IP) and development of multiple organ dysfunction syndrome (MODS) in a subset of critically ill… Expand
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Azathioprine for maintaining remission of Crohn's disease.
OBJECTIVES To assess the effectiveness of azathioprine in maintaining remission of quiescent Crohn's disease. SEARCH STRATEGY Pertinent studies were selected using the MEDLINE data base (1966 - May… Expand
  • 356
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Vitamin D insufficiency in a population of healthy western Canadians.
BACKGROUND People with low levels of vitamin D and its metabolites are at increased risk for osteoporotic fractures. We wished to ascertain levels of vitamin D in a representative sample of adult… Expand
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Plasma L-arginine concentrations in premature infants with necrotizing enterocolitis.
OBJECTIVE To determine whether L-arginine concentrations (the substrate for nitric oxide synthesis) are lower in premature infants in whom necrotizing enterocolitis (NEC) develops than in unaffected… Expand
  • 156
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The Prevalence of Mental Disorders in the Working Population over the Period of Global Economic Crisis
Objectives: The ongoing global economic crisis may have affected people's mental health. This study aimed to, among a sample of the working population, estimate and compare the prevalence of… Expand
  • 79
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Reduced Blood Flow in Normal White Matter Predicts Development of Leukoaraiosis
The purpose of this study was to investigate whether low cerebral blood flow (CBF) is associated with subsequent development of white matter hyperintensities (WMH). Patients were included from a… Expand
  • 54
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Neurovascular decoupling is associated with severity of cerebral amyloid angiopathy
Objectives: We used functional MRI (fMRI), transcranial Doppler ultrasound, and visual evoked potentials (VEPs) to determine the nature of blood flow responses to functional brain activity and carbon… Expand
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