{Reference Type}: Letter {Title}: How often is emergency coronary artery bypass grafting required during chronic total occlusion coronary intervention? {Author}: Abdelbasit MS; {Journal}: Int J Cardiol {Volume}: 410 {Issue}: 0 {Year}: 2024 Sep 1 {Factor}: 4.039 {DOI}: 10.1016/j.ijcard.2024.132215