Davis LB, Sengul I, Ivy JS, Brock LGIII, Miles L. Scheduling food bank collections and deliveries to ensure food safety and improve access. Socioecon Plann Sci. 2014 Sep;48(3):175-88. doi: 10.1016/j.seps.2014.04.001
Roberts J, Price J, Nelson LM, Burchinal M, Hennon E, Barnes B. Receptive vocabulary, expressive vocabulary, and speech production of boys with fragile X syndrome in comparison to boys with Down syndrome. Am J Ment Retard. 2007 May 1;112:177-93.