Raghunathan K, Layton JB, Ohnuma T, Shaw AD. Observational research using propensity scores. Adv Chronic Kidney Dis. 2016 Nov;23(6):367-72. doi: 10.1053/j.ackd.2016.11.010
Zarkin GA, Cowell AJ, Hicks KA, Mills MJ, Belenko S, Dunlap LJ, Keyes V. Lifetime benefits and costs of diverting substance-abusing offenders from state prison. Crime Delinq. 2015 Aug;61(6):829-50. doi: 10.1177/0011128712461904