Cole W, Samsell B, Moore MA. Achilles tendon augmented repair using human acellular dermal matrix: a case series. J Foot Ankle Surg. 2018 Dec;57(6):1225-9. doi: 10.1053/j.jfas.2018.03.006
Phanikumar CV, Maitra B. Willingness-to-pay and preference heterogeneity for rural bus attributes. J Transp Eng A-Syst. 2007 Jan;133(1).