Fig. 5: Devices for electrochemical sensing.
From: Skin-interfacing wearable biosensors for smart health monitoring of infants and neonates
a Electrochemical sensing pacifier that tracks electrolyte (sodium and potassium) levels from saliva. Reproduced with permission73. Copyright 2022, Elsevier B.V. All rights reserved. b Patch-style sweat sensor for sodium and chloride monitoring for cystic fibrosis monitoring. Reproduced with permission95. Copyright 2016, Springer Nature Limited. c Diaper-integrated urea sensing for jaundice monitoring using a ZnO nanoarray. Reproduced under the terms of the Creative Commons CC BY 4.0 license from ref. 77.
