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In article number 1900138, Shiqi Guo, Zhenyu Li, Yujie Xiong, and co‐workers develop a toxic gas sensing epidermal device for patients with asthma based on 2D materials with a wireless connection. This route is used to timely send data to the smartphone as well as cloud terminal uploading for further researching, sharing, and recording. The authors thank Dong Yang for the design.
Toxic gases such as NO2 and irritant gases such as NH3 are two of the harshest aspects that trigger the exacerbation of the respiratory system for asthma patients. Monitoring and recording high‐risk gases are very important for tracking disease and alerting patients because humans can be exposed to a vulnerable environment with inconspicuous gases. Current detectors suffer from lack of portability...
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