THE PRIMACY OF PERCEIVED RISK AND EASE OF USE: PREDICTING DIGITAL HEALTH APP ADOPTION IN KARACHI, PAKISTAN. International Journal of Social Sciences Bulletin, [S. l.], v. 4, n. 3, p. 299–304, 2026. Disponível em: https://ijssbulletin.com/index.php/IJSSB/article/view/2017.. Acesso em: 12 may. 2026.