Acceptability, Usability, and Perceived Quality of Care of a Digital Decision Support System in Tele-Primary Health Care in Sindh, Pakistan: Sequential Explanatory Mixed Methods Pilot Study. - Jawed S; Tahir HN; Shaikh A; Aziz H; Khurram SS; Aga IZ; Muzzamil M; Karim M; Kazi AM; Habib SS (JMIR formative research, 2026)