1. The rise and rise of drug delivery;Rosen;Nat. Rev. Drug Discov.,2005
2. Drug delivery market to reach $199bn by 2016;in-Pharma Technologist.com [internet],2010
3. Innovative drug delivery systems: novel product and formulation technology licensing opportunities for generic pharmaceutical companies;PRWeb [internet],2013
4. Drug delivery technologies market (metered dose inhalers, needle-free injectors, auto-injectors, nasal sprays, transdermal patches, nebulizers, infusion pumps, drug eluting stents, sustained release, ocular implants) — global forecasts to 2017;MarketsandMarkets [internet],2013
5. Difficulties swallowing solid oral dosage forms in a general practice population: prevalence, causes, and relationship to dosage forms;Schiele;Eur. J. Clin. Pharmacol.,2013