Unconditional and conditional incentives differentially improved general practitioners' participation in an online survey: randomized controlled trial
Jane M Young, Anna O'Halloran, Claire McAulay, Marie Pirotta, Kirsty Forsdike, Ingrid Stacey, David Currow
Journal of Clinical Epidemiology | ELSEVIER SCIENCE INC | Published : 2015
This study was funded by the Cancer Institute NSW and the Cancer Council Victoria. J.M.Y., A.O'H., and C.M. were supported through a Cancer Institute NSW. Academic Leader in Cancer Epidemiology grant awarded to J.M.Y.