Ryan Allenbrand

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BACKGROUND Exposure assessment is an important component of allergic disease diagnosis and management. Analysis for allergen content in vacuumed dust has been used traditionally. OBJECTIVE To study allergen levels of dust taken from high-efficiency furnace filters in Midwestern homes. METHODS Furnace filters used were FQT12 1-inch disposable filters(More)
Neuroblastoma, in most cases, is characterized by increased production of catecholamines and their metabolites. Laboratory diagnosis and clinical follow-up include the measurement of urinary homovanillic acid (HVA) and vanillylmandelic acid (VMA). In the following procedure, urine samples are diluted to give a creatinine concentration of 2 mg/dL. Deuterated(More)
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