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Changes in ultrasonographic echogenicity and visibility of needles with changes in angles of insonation.
PURPOSE To objectively compare the echogenicity of several types of needles at clinically important angles of insonation. MATERIALS AND METHODS Four commercial needles (Echotip, Mini-Stick,Expand
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A retrospective study of the association between megestrol acetate administration and mortality among nursing home residents with clinically significant weight loss.
BACKGROUND Megestrol acetate (MA) is a progestin widely used to treat weight loss and cachexia in patients suffering from AIDS or cancer. Although MA is also frequently prescribed for similarlyExpand
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Vitamin D deficiency in residents of academic long-term care facilities despite having been prescribed vitamin D.
OBJECTIVES Vitamin D is vitally important in maintaining skeletal health. A low plasma vitamin D concentration is associated with increased parathyroid hormone secretion, increased bone turnover,Expand
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Ocular outcomes in low birth weight premature infants with intraventricular hemorrhage.
PURPOSE To study ocular outcomes in very low birth weight premature infants with intraventricular hemorrhage. METHODS Parents of 490 consecutive very low birth weight (less than 1500 g) prematureExpand
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Effects of moderate hyperglycemia on the temporal profile of brain tissue intracellular pH and [Mg2+] after global cerebral ischemia in rats
In an attempt to understand the mechanisms by which preischemic plasma glucose (pg) worsens neurologic and neuropathologic outcomes, we investigated the effect of moderate preischemic hyperglycemiaExpand
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The Significance of Foot Process Effacement in Immunoglobulin A Nephropathy: Clinicopathologic Study of 161 Cases with Light, Immunofluorescence and Electron Microscopic Studies
IGA nephropathy (IGAN) is the most common glomerular disease worldwide. Patients may present with hematuria and non-nephrotic (NNRP) or uncommonly nephrotic range proteinuria (NRP). To the authors'Expand
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In random coefficients regression, we are often interested in the mean of a certain parameter particular to the experimental unit (EU). When the mean depends on some treatment regimen, we are thenExpand