Erratum to “A High-Voltage Compliance, 32-Channel Digitally Interfaced Neuromodulation System-on-Chip”

In the above article
[1]
, an earlier version of
Fig. 4
was used. Therein, recent state-of-the-art designs are placed according to performance metrics NEF and area, but the references in
Fig. 4
do not match the reference section.