Effect of Personalization and Candy Incentive on Response Rates for a Mailed Survey of Dermatologists

Effect of Personalization and Candy Incentive on Response Rates for a Mailed Survey of Dermatologists

Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Journal of Investigative Dermatology - Volume 132, Issue 3, Part 1, March 2012, Pages 724-726

Ross M. Levy, Michael Shapiro, Scott D. Halpern, Michael E. Ming,