Satisfactory Evaluation of Call Service Using AI After Ureteral Stent Insertion: Randomized Controlled Trial - Ukrae Cho; Yong Nam Gwon; Seung Ryong Chong; Ji Yeon Han; Do Kyung Kim; Seung Whan Doo; Won Jae Yang; Kyeongmin Kim; Sung Ryul Shim; Jaehun Jung; Jae Heon Kim (Journal of Medical Internet Research)