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. 2022 Jan 12;9(7):2104426. doi: 10.1002/advs.202104426

Figure 5.

Figure 5

Flexible substrate‐based biomarker sensing platforms. a) Epidermal electronic systems to measure thermal properties of human skin. Reproduced with permission.[ 173 ] Copyright 2018, Wiley‐VCH. b) Physical biomarker sensors targeting pressure related to human skin by microfluidics‐based diaphragm pressure sensor. Reproduced with permission.[ 187 ] Copyright 2017, Wiley‐VCH. c) Tattoo‐type sensors utilizing a sweat‐based epidermal enzymatic biosensor for the assessment of Vitamin C levels. Reproduced with permission.[ 196 ] Copyright 2020, American Chemical Society.