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. 2022 Sep 29;14(19):4747. doi: 10.3390/cancers14194747

Figure 2.

Figure 2

Analysis of bias risks (low, unclear, high) of analysed studies according to each bias. domain (A), and proportion of studies according to each domain (B) [15,16,17,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36].