Effects of Peer-Facilitated, Video-Based and Combined Peer-and-Video Education on Anxiety Among Patients Undergoing Coronary Angiography Randomised controlled trial Journal title: Sultan Qaboos University Medical Journal Authors: Hosein Habibzadeh, Zahra D. Milan, Moloud Radfar, Audrey Cund Subject(s): Medicine, Biochemistry, Biomedicine