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Controlled clinical trials in cancer pain. How controlled should they be? A qualitative systematic review
This qualitative systematic review of the clinical methodology used in randomised, controlled trials of oral opioids (morphine, hydromorphone, oxycodone) for cancer pain underlines the difficulties of good pain research in palliative care. The current literature lacks placebo-controlled superiority...
| Autores principales: | , , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
Nature Publishing Group
2006
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2361312/ https://www.ncbi.nlm.nih.gov/pubmed/16705312 http://dx.doi.org/10.1038/sj.bjc.6603162 |