%0 Journal Article %T Comment on ˇ°Optimizing the Delivery of Inhaled Medication for Respiratory Patients: The Role of Valved Holding Chambersˇ± %A Israel Amirav %A Michael T. Newhouse %J Archive of "Canadian Respiratory Journal". %D 2019 %R 10.1155/2019/6475651 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6683793/