Unconditional and conditional incentives differentially improved general practitioners' participation in an online survey: randomized controlled trial

Jane Young, Anna O'Halloran, Claire McAulay, Marie Pirotta, Kirsty Forsdike, Ingrid Stacey, David C. Currow

Journal of Clinical Epidemiology · 2014 · 40 citations · 17 references

Concepts

References

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