Affiliation: | 1. Pharmaceutical Surface Science Research Group, Department of Pharmacy and Pharmacology, University of Bath, Bath BA2 7AY, UK;2. Vectura Group plc, 1 Prospect West, Chippenham SN14 6FH, UK;3. Department of Pharmaceutics, Victorian College of Pharmacy, Monash University, 381 Royal Parade, Parkville, Victoria 3052, Australia;4. Malvern Instruments, Enigma Business Park, Grovewood Road, Malvern, Worcestershire WR14 1XZ, UK |