Bourne JE, Sauchelli S, Perry R, Page A, Leary S, England C, Cooper AR. Health benefits of electrically-assisted cycling: a systematic review. Int J Behav Nutr Phy. 2018 Nov 21;15(1):116. doi: 10.1186/s12966-018-0751-8
Hansen MK, Gammelager H, Jacobsen CJ, Hjortdal VE, Layton JB, Rasmussen BS, Andreasen JJ, Johnsen SP, Christiansen CF. Acute kidney injury and long-term risk of cardiovascular events after cardiac surgery: a population-based cohort study. J Cardiothorac Vasc Anesth. 2015 Jun;29(3):617-25. doi: 10.1053/j.jvca.2014.08.020
Regier DA, Watson V, Burnett H, Ungar WJ. Task complexity and response certainty in discrete choice experiments: an application to drug treatments for juvenile idiopathic arthritis. J Behav Exp Econ. 2014 Jun;50:40-9. doi: 10.1016/j.socec.2014.02.009