Glasziou, P., Chalmers, I., Rawlins, M., & McCulloch, P. (2007). When are randomised trials unnecessary? Picking signal from noise.
Lua i Stíl Chicago (17ú heag.)Glasziou, P., I. Chalmers, M. Rawlins, agus P. McCulloch. When Are Randomised Trials Unnecessary? Picking Signal from Noise. 2007.
Lua MLA (9ú heag.)Glasziou, P., et al. When Are Randomised Trials Unnecessary? Picking Signal from Noise. 2007.
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