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The present cross-sectional, population-based study was designed to evaluate the performance of the FEV1/FEV6 ratio for the detection of airway-obstructed subjects compared to the FEV1/FVC <0.70 fixed ratio test, as well as the lower limit of normality (LLN) for 1000 subjects (3)40 years of age in the metropolitan area of São Paulo, SP, Brazil. After the(More)
OBJECTIVE This study investigated whether aminophylline has an acute effect on the muscle performance of patients with amyotrophic lateral sclerosis (ALS). The study was a randomized, double-blind, crossover against placebo. MATERIALS AND METHODS Twenty-five patients (48.5 +/- 14.1 years) with ALS were evaluated by means of forced vital capacity (FVC),(More)
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