Evaluating a Personalizable, Inconspicuous Vibrotactile(PIV) Breathing Pacer for In-the-Moment Affect Regulation. - Pardis Miri; Emily Jusuf; Andero Uusberg; Horia Margarit; Robert Flory; Katherine Isbister; Keith Marzullo; James J. Gross (CHI, 2020)