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Figure 1. Overview of pressure and temperature sensors towards e-skin in terms of material selection, mechanism integration, structural design, and manufacturing methods. Figure “Material Selection”, reproduced with permission^[26]. Copyright 2010, Springer Nature. The lower of Figure “Structural Design”, reproduced with permission^[27]. Copyright 2017, The Royal Society of Chemistry. The upper of Figure “Structural Design”, reproduced with permission^[28]. Copyright 2018, Springer Nature. Figure “Manufacturing Methods”, reproduced with permission^[29]. Copyright 2020, Springer Nature.