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. 2021 Feb 22;15:721–733. doi: 10.2147/DDDT.S288859

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© 2021 Zhang et al.

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Clinical progression of miRNA drug and siRNA drug. (A) The number of miRNA drugs and siRNA drugs in different clinical periods (terminated/suspended, phase I, phase II, phase III, approved). (B) The ratio of miRNA drugs and siRNA drugs of different clinical periods.