De-agglomeration Effect of the US Pharmacopeia and Alberta Throats on Carrier-Based Powders in Commercial Inhalation Products - Sharon Shui Yee Leung; Patricia Tang; Qi Zhou; Zhenbo Tong; Cassandra Leung; Janwit Decharaksa; Runyu Yang; Hak-Kim Chan (The AAPS Journal, 2015)