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.
Phanikumar CV, Maitra B. Modeling willingness-to-pay values for rural bus attributes under different trip purposes. JTRF. 2006;45(2):31-44. doi: 10.22004/ag.econ.206787
Skinner CS, Schildkraut JM, Berry D, Calingaert B, Marcom PK, Sugarman J, Winer EP, Iglehart JD, Futreal PA, Rimer BK. Pre-counseling education materials for BRCA testing: does tailoring make a difference? Genet Test. 2002;6(2):93-105.