Department of Cardiology and Vascular Medicine, Faculty of Medicine Universitas Padjadjaran, Rumah Sakit Umum Pusat Hasan Sadikin, Bandung, Indonesia. Electronic address: m.r.akbar@unpad.ac.id. Department of Cardiology and Vascular Medicine, Faculty of Medicine Universitas Padjadjaran, Rumah Sakit Umum Pusat Hasan Sadikin, Bandung, Indonesia; Faculty of Medicine, Universitas Pelita Harapan, Tangerang, Indonesia. Electronic address: raymond_pranata@hotmail.com. Department of Cardiology and Vascular Medicine, Faculty of Medicine Universitas Padjadjaran, Rumah Sakit Umum Pusat Hasan Sadikin, Bandung, Indonesia. Electronic address: ariefwibowo.doc@gmail.com. Faculty of Medicine, Universitas Pelita Harapan, Tangerang, Indonesia. Electronic address: lim.michael.a@gmail.com. Department of Cardiology and Vascular Medicine, Faculty of Medicine Universitas Padjadjaran, Rumah Sakit Umum Pusat Hasan Sadikin, Bandung, Indonesia. Electronic address: teddysyhyte@yahoo.com. Department of Cardiology and Vascular Medicine, Faculty of Medicine Universitas Padjadjaran, Rumah Sakit Umum Pusat Hasan Sadikin, Bandung, Indonesia. Electronic address: jwmartha@gmail.com.