Efficacy and Safety of 2 Doses of Tiotropium Respimat Compared to Placebo in Adolescents With Severe Persistent Asthma

205.456.01004 Boehringer Ingelheim Investigational Site, Stockton

205.456.01008 Boehringer Ingelheim Investigational Site, Normal

205.456.01003 Boehringer Ingelheim Investigational Site, Baltimore

205.456.01007 Boehringer Ingelheim Investigational Site, Columbia

205.456.01002 Boehringer Ingelheim Investigational Site, Bellevue

205.456.01001 Boehringer Ingelheim Investigational Site, Rockville Centre

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205.456.01006 Boehringer Ingelheim Investigational Site, Summerville

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205.456.61002 Boehringer Ingelheim Investigational Site, Parkville

205.456.61001 Boehringer Ingelheim Investigational Site, Perth

205.456.35902 Boehringer Ingelheim Investigational Site, Plovdiv

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205.456.50204 Boehringer Ingelheim Investigational Site, Guatemala City

205.456.50205 Boehringer Ingelheim Investigational Site, Guatemala City

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205.456.36002 Boehringer Ingelheim Investigational Site, Debrecen

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205.456.97203 Boehringer Ingelheim Investigational Site, Petah Tikva

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205.456.37101 Boehringer Ingelheim Investigational Site, Baldone

205.456.37104 Boehringer Ingelheim Investigational Site, Balvi

205.456.37103 Boehringer Ingelheim Investigational Site, Rēzekne

205.456.37102 Boehringer Ingelheim Investigational Site, Riga

205.456.37105 Boehringer Ingelheim Investigational Site, Talsi

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205.456.35105 Boehringer Ingelheim Investigational Site, Coimbra

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205.456.35102 Boehringer Ingelheim Investigational Site, Lisbon

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205.456.38010 Boehringer Ingelheim Investigational Site, Kryvyi Rih

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205.456.38005 Boehringer Ingelheim Investigational Site, Uzhhorod

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