| Original language | English |
|---|---|
| Journal | BMJ (Online) |
| Volume | 338 |
| Issue number | 7697 |
| State | Published - 28 Mar 2009 |
| Externally published | Yes |
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Research output: Contribution to journal › Letter › peer-review
| Original language | English |
|---|---|
| Journal | BMJ (Online) |
| Volume | 338 |
| Issue number | 7697 |
| State | Published - 28 Mar 2009 |
| Externally published | Yes |