Figure 7.

Illustration of many types of point-of-care SERS platforms that have been described, as well as the various types of viruses that have been identified for various applications. Paper-based SERS substrate cartoons reproduced with permission from ref. [93]. Copyright 2021 Elsevier. Chip-based SERS substrate cartoons reproduced with permission from ref. [94]. Copyright 2018 American Chemical Society. Lateral flow assay SERS substrate cartoons reproduced with permission from ref. [95]. Copyright 2016 John Wiley & Sons, Inc. Flexible elastomer substrate cartoons reproduced with permission from ref. [96]. Copyright 2022 American Chemical Society.