Wardman M, Chintakayala PK, de Jong G. Values of travel time in Europe: review and meta-analysis. Transp Res Part A Policy Pract. 2016 Dec;94:93-111. doi: 10.1016/j.tra.2016.08.019
Wong-Sefidan I, Byrtek M, Zhou X, Dawson K, Friedberg J, Flowers CR, Zelenetz A, Reid E. Non-clinical factors drive imaging patterns after induction therapy of follicular lymphoma (FL): report from the National LymphoCare Study (NLCS). Poster presented at the 2013 12th International Conference on Malignant Lymphoma; June 2013. Lugano, Switzerland. [abstract] Hematol Oncol. 2013 Jun 17; 31(S1):255.