论文信息 - Unconditional and conditional monetary incentives to increase response to mailed questionnaires: A randomized controlled study within a trial (SWAT). - 字舞流文

Unconditional and conditional monetary incentives to increase response to mailed questionnaires: A randomized controlled study within a trial (SWAT).

J. Robertson | D. Kendrick | K. Vedhara | F. Sullivan | B. Young | R. das Nair | R. Littleford | S. Schembri | S. Gallant | L. Bedford