Informed consent for coronary angiography: Patients' level of understanding and opinion - Unnikrishnan Puliyakkuth; Chayanika Parasar; Slingringdi Kemprai; Sonam P Bhutia; Lakshmi Ramamoorthy; Raja J Selvaraj; Hmar Thiak Lalthanthuami (Wolters Kluwer Medknow Publications, 2023)