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I thank the original authors for discussions and anonymous reviewers for suggestions. I also appreciate encouragement from Y. Xiong. This friendly Matters Arising only aims to perfect the original paper and benefit the development of the academic community.
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Deng, YH. Perovskite decomposition and missing crystal planes in HRTEM. Nature 594, E6–E7 (2021). https://doi.org/10.1038/s41586-021-03423-4