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. 2020 Jan 22;15:387–400. doi: 10.2147/IJN.S220785

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© 2020 Chen et al.

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Nd₂O₃ contributed to reduced heart rate and arrhythmia in zebrafish embryos. (A) Quantitative analysis of heart rate at 5 dpf. Compared with the 0 ug/mL group. **P≤0.01. (B) Representative results of heart rate analysis. (C) Representative results of arrhythmia analysis of Nd₂O₃ exposed embryo. Whole time-lapse imaging can be seen in Supplementary Movies S2–S5.