Contamination in trials of educational interventions
oleh: M Keogh-Brown, M Bachmann, L Shepstone, C Hewitt, A Howe, C Ramsay, F Song, J Miles, D Torgerson, S Miles, D Elbourne, I Harvey, M Campbell
| Format: | Article |
|---|---|
| Diterbitkan: | NIHR Journals Library 2007-10-01 |
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