| Original language | English (US) |
|---|---|
| Number of pages | 1 |
| Journal | British Medical Journal |
| Volume | 3 |
| Issue number | 5872 |
| State | Published - Jul 21 1973 |
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Research output: Contribution to journal › Article › peer-review
| Original language | English (US) |
|---|---|
| Number of pages | 1 |
| Journal | British Medical Journal |
| Volume | 3 |
| Issue number | 5872 |
| State | Published - Jul 21 1973 |