Delayed Coronary Artery Perforation of a Nontarget Distal Small Side Branch With Subsequent Cardiac Tamponade After Percutaneous Coronary Intervention. - Fujiwara, Masaki; Takemoto, Masao; Umemoto, Shintaro; Antoku, Yoshibumi; Tsuchihashi, Takuya; Datta Choudhury, Satabdi (Case Reports in Cardiology, 2025)