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Petzold U, Kremer HJ, Nguyen DT, Munzel U, Dietrich H, Maus J.Petzold U, et al.J Aerosol Med Pulm Drug Deliv. 2008 Sep;21(3):309-19. doi: 10.1089/jamp.2008.0690.J Aerosol Med Pulm Drug Deliv. 2008.PMID: 18598160Clinical Trial.
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Horak F, Zieglmayer UP, Zieglmayer R, Kavina A, Marschall K, Munzel U, Petzold U.Horak F, et al. Among authors: petzold u.Curr Med Res Opin. 2006 Jan;22(1):151-7. doi: 10.1185/030079906X80305.Curr Med Res Opin. 2006.PMID: 16393441Clinical Trial.
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