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Effect of varying the time frame for COOP-WONCA functional health status charts: a nested randomised controlled trial in Bristol, UK
STUDY OBJECTIVES: To investigate whether changing the stated time frame for COOP-WONCA charts has any effect on responses. Specifically, to assess the effect of attempting to avoid the situation where the time frame crosses the onset of an acute episode. DESIGN: A randomised controlled trial of two...
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| Main Authors: | , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BMJ Group
1998
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1756607/ https://ncbi.nlm.nih.gov/pubmed/9604043 |
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