Wardman M, Chintakayala P, Heywood C. The valuation and demand impacts of the worthwhile use of travel time with specific reference to the digital revolution and endogeneity. Transportation. 2019 Oct 23;47:1515-40. doi: 10.1007/s11116-019-10059-x
Batley R, Bates J, Bliemer M, Borjesson M, Bourdon J, Cabral MO, Chintakayala P, Choudhury C, Daly A, Dekker T, Drivyla E, Fowkes T, Hess S, Heywood C, Johnson D, Laird J, Mackie P, Parkin J, Sanders S, Sheldon R, Wardman M, Worsley T. New appraisal values of travel time saving and reliability in Great Britain. Transportation. 2019 Jun;46:583-621. doi: 10.1007/s11116-017-9798-7
Bristow AL, Wardman M, Chintakayala VPK. International meta-analysis of stated preference studies of transportation noise nuisance. Transportation. 2015;42:71-100. doi: 10.1007/s11116-014-9527-4
Candrilli SD, Davis KL, Iyer S. Impact of constipation on opioid use patterns, health care resource utilization, and costs in cancer patients on opioid therapy. J Pain Palliat Care Pharmacother. 2009 Sep 1;23(3):231-41.
McKenna SP, Whalley D, Doward LC. Which outcomes are important in schizophrenia? Int J Methods Psychiatr Res. 2000;9(1):S58-67.