DiBenedetti DB, Price MA, Andrews EB. Cognitive interviewing in risk minimization survey development: patient and healthcare professional surveys. Expert Rev Clin Pharmacol. 2013;6(4):369-73.
Smith VK, Evans MF, Banzhaf HS, Poulos C. Can weak substitution be rehabilitated? Environ Resour Econ (Dordr). 2010 Feb 1;45(2):203-21.
Skinner CS, Schildkraut JM, Calingaert B, Hoyo C, Crankshaw SS, Fish L, Susswein L, Jasper C, Reid L. Factors associated with African Americans' enrollment in a national cancer genetics registry. Community Genet. 2008 Apr 1;11(4):224-33.
Mansfield CA. Despairing over disparities: an empirical analysis of the relationship between willingness-to-pay and willingness-to-accept. Environ Resour Econ (Dordr). 1999;13(2):219-34.