| Original language | English |
|---|---|
| Pages (from-to) | 1898 |
| Journal | Bmj |
| Volume | 316 |
| Issue number | 7148 |
| Publication status | Published - 20 Jun 1998 |
Understanding controlled trials: Randomising groups of patients
C. Roberts, B. Sibbald
Research output: Contribution to journal › Article › peer-review