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Summarise the paper in 200 words
What are the strengths of the study design?
What is the difference between a null hypothesis and hypothesis? What is the hypothesis in this trial?
Define a double-blind study. What adjustments could you make so that this trial became one?
What is a Kaplan-Meier curve and how was it used in this paper?
What is a hazard ratio and how is it used in this study?
How do you calculate a hazard ratio?
What are the limitations of this study?