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. 2023 Jul 17;13(3):343–352. doi: 10.1007/s13534-023-00304-9

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Fig. 2 — SleepImage Ring produced sleep apnea report. a shows a brief sleep apnea report, and b shows the spectrogram

Fig. 2 — SleepImage Ring produced sleep apnea report. a shows a brief sleep apnea report, and b shows the spectrogram