Cook, J., Ramsay, C., & Vale, L. (2011). Guidance on minimally important clinical difference and trial size is needed.
Lua i Stíl Chicago (17ú heag.)Cook, J., C. Ramsay, agus L. Vale. Guidance on Minimally Important Clinical Difference and Trial Size Is Needed. 2011.
Lua MLA (9ú heag.)Cook, J., et al. Guidance on Minimally Important Clinical Difference and Trial Size Is Needed. 2011.
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