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The predictive value of the acute effect of beclomethasone on a mannitol challenge test for the outcome of longterm treatment with beclomethasone

What is the correlation between change in Mannitol PD15 (provoking dose of mannitol to cause a >= 15% fall in FEV1 ) 6h after a single dose of beclomethasone and after 4 weeks of treatment with beclomethasone?

The predictive value of the acute effect of beclomethasone-dipropionate on an exercise-challenge test for the outcome of longterm treatment with beclomethasone-dipropionate in childhood asthma.

This study aims to investigate if there is a correlation between the severity of bronchoconstriction after an exercise challenge test 6h after a single dose of Qvar and after 4 weeks of treatment with Qvar, in order to know if the respons to a…