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Figure 8. Applications in medical treatment and health monitoring. (A) Pulse waves detected by a self-powered sensor. Reproduced with permission from Ref.^[110]. Copyright^© 2020. Elsevier. (B) Measurement of blood pressure in different parts of a body using a tactile sensor. Reproduced with permission from Ref.^[111]. Copyright^© 2018. Springer Nature. (C) Infrared electronic skin with different elbow movement. Reproduced with permission from Ref.^[113]. Copyright^© 2019. John Wiley and Sons.