. 2020 Apr 1;7(4):e13174. doi: 10.2196/13174
©Haik Kalantarian, Khaled Jedoui, Kaitlyn Dunlap, Jessey Schwartz, Peter Washington, Arman Husic, Qandeel Tariq, Michael Ning, Aaron Kline, Dennis Paul Wall. Originally published in JMIR Mental Health (http://mental.jmir.org), 01.04.2020.
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Figure 2.
Prompts from the emoji category are caricatures, but many are still associated with the classic Ekman universal emotions.