1. Altman, D. G. Assessing new methods of clinical measurement. Br. J. General. Pract. 59, 399–400 (2009).
2. Farzanehfar, P., Braybrook, M., Kotschet, K. & Horne, M. Objective measurement in clinical care of patients with Parkinson’s disease: an RCT using the PKG. 20th International Congress of Parkinons’ Disorders and Movement Disorders. Berlin, Germany (2016).
3. Moro, E. et al. in 21th International Congress of Parkinons’ Disorders and Movement Disorders.
4. Tomlinson, C. L. et al. Systematic review of levodopa dose equivalency reporting in Parkinson’s disease. Mov. Disord. 25, 2649–2653 (2010).
5. Economics. A Living with Parkinson’s Disease: Challenges and Positive Steps for the Future. http://c.ymcdn.com/sites/www.worldpdcongress.org/resource/resmgr/docs/australia_access_economic_re.pdf (2007).