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The Journal of Asthma : Official Journal of the Association for the Care of Asthma|April 18, 2009
Does it really matter what volume to exhale before using asthma inhalation devices?Timothy H Self, Nathan A Pinner, Rebecca S Sowell, et al.Journal of the American Board of Family Medicine : JABFM|March 9, 2010
An evaluation of peak expiratory flow monitoring: a comparison of sitting versus standing measurementsEmily K McCoy, Jeremy L Thomas, Rebecca S Sowell, et al.Pageof 1