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
Jalbert JJ, Nguyen LL, Gerhard-Herman MD, Jaff MR, White CJ, Rothman AT, Seeger JD, Kumamaru HK, Williams LA, Chen C-Y, Liu J, Tsai TT, Aronow HD, Johnston JA, Brott TG, Setoguchi S. Outcomes after carotid artery stenting in Medicare beneficiaries, 2005 to 2009. JAMA Neurol. 2015 Mar;72(3):276-86. doi: 10.1001/jamaneurol.2014.3638
Herring WL, Herrmann JW. The single-day surgery scheduling problem: sequential decision-making and threshold-based heuristics. OR spectrum: quantitative approaches in management. 2012 Apr 1;34(2):429-59.