1. 1) ICRP Publication 66:Human respiratory tract model for radiological protection. (Smith H Ed.), Pergamon, New York, 1994.
2. 2) Drug delivery to the lung. (Bisgaard H, O'Callaghan C, Smaldone GC Ed.), Informa Healthcare, New York, 2001.
3. 3) Inhalation Aerosols 2nd Edition. (Hickey AJ Ed.), Informa Healthcare, New York, 2006.
4. 4) Katz IM, Schroeter JD, Martonen TB:Factor affecting the deposition of aerosolized insulin. Diabetes Technol Ther 3:387-397, 2001.
5. 5) Shekunov BY, Chattopadhyay P, Tong HHY, Chow AHL:Particle size analysis in pharmaceutics:Principles, Methods and Applications. Pharm Res 24:203-227, 2007.