fig1
![The need for core outcome sets in renal cancer clinical effectiveness research](https://image.oaes.cc/de718e6f-ea11-49b9-900c-705997015bb7/5895.fig.1.jpg)
Figure 1. Overview of the COS development process (reproduced from Williamson et al. 2017)[1]. COMET: Core outcome measures in effectiveness trials; COS: core outcome set.
Figure 1. Overview of the COS development process (reproduced from Williamson et al. 2017)[1]. COMET: Core outcome measures in effectiveness trials; COS: core outcome set.
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