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. 2022 Jul 5;40(8):751–776. doi: 10.1007/s40273-022-01140-y

Fig. 1.

Fig. 1

Flow diagram of publications included and excluded from systematic review. e1 excluded studies after title/abstract screening stage, e2 excluded studies after full-text review stage, i1 studies to screen at title/abstract stage, i2 studies to screen at full-text review stage, i3 included studies after full-text review stage