Correction: The Effect of Robot Attentional Behaviors on User Perceptions and Behaviors in a Simulated Health Care Interaction: Randomized Controlled Trial - Johanson, Deborah L; Ahn, Ho Seok; MacDonald, Bruce A; Ahn, Byeong Kyu; Lim, JongYoon; Hwang, Euijun; Sutherland, Craig J; Broadbent, Elizabeth (JMIR Publications, 2020)