Proceedings from the first conference exploring the development of a classification system for inhaled medicines published in AAPS Open
Hastedt, et.al., “Scope and relevance of a pulmonary biopharmaceutical classification system”, AAPS/FDA/USP Workshop, March 16-17th, 2015 in Baltimore, MD. Published in AAPS Open (http://aapsopen.springeropen.com/articles/10.1186/s41120-015-0002-x).