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
Nagar SP, Patel A, Bali V, Aparasu RR. Prevalence and predictors of pediatric depression in the United States. Int J Pharm Sci Nanotech. 2014 Sep;7(3):91-7.
Nagar SP, Mhatre S, Hatfeild MD, Aparasu RR. Patterns and predictors of antipsychotic usage among U.S. adults: a national co-morbidity survey replication study. Int J Pharm Sci Nanotech. 2014 Apr;7(2):52-68.