Figure 11.
(A) Various components of a COVID-19 ePAD; SARS-CoV-2 antibody detection principle (B); and detection procedure (C). Reprinted with permission from Elsevier B.V. [57], Copyright (2020).
(A) Various components of a COVID-19 ePAD; SARS-CoV-2 antibody detection principle (B); and detection procedure (C). Reprinted with permission from Elsevier B.V. [57], Copyright (2020).