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. 2019 May 23;20(1):58. doi: 10.1186/s10194-019-0972-5

Fig. 2.

Fig. 2

Risk of bias summary for the studies considered for the guideline. The EVOLVE 2 line was replaced wi Skljarevski, 2018. A new line was introduced for EVOLVE 2 (linked to reference 51) right under Sun, 2016