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Continue to ChatIoT-Based Real-Time updating multi-layered learning system applied for a special care context during COVID-19 - https://avesis.metu.edu.tr/yayin/6e8c64c2-f047-4abb-b979-681bb48a1104/iot-based-real-time-updating-multi-layered-learning-system-applied-for-a-special-care-context-during-covid-19