Side branch ballooning in provisional stenting of coronary bifurcation lesions: the case for a selective, imaging- and physiology-guided approach - Zhangli Yuan; Yong Zhang; Dagang Huang; Xuewen Hou; Jianling Wang; Dechao Lai; Jian Xu; Yuping Xu; Gang Chen; Juan Wang (Frontiers in Cardiovascular Medicine, 2026)