| Original language | English |
|---|---|
| Pages (from-to) | 444 |
| Number of pages | 1 |
| Journal | BMJ |
| Volume | 325 |
| Publication status | Published - 2002 |
Effect of incentives on response rates must be considered
P.J. Roberts, C. Roberts, D.J. Torgerson
Research output: Contribution to journal › Letter › peer-review