Personalized Smartphone Messaging for Secondary Prevention After Percutaneous Coronary Intervention: Randomized Controlled Trial

Sunki Lee   ^{1 *} , MD ;   Ji Bak Kim   ^{2 *} , MD, PhD ;   Seung Eon Shin   ¹ , RN ;   Jeonghoon Ahn   ³ , PhD ;   Hyun-Ghang Jeong   ⁴ , MD, PhD ;   Kyung Ho Jung   ⁵ , BSc ;   Younghoon Song   ⁵ , MBA ;   Eung Ju Kim   ¹ , MD, PhD

¹ Department of Cardiology, Korea University Guro Hospital, Seoul, Republic of Korea

² Division of Cardiology, Department of Internal Medicine, Hanil General Hospital, Seoul, Republic of Korea

³ Department of Health Convergence, Ewha Womans University, Seoul, Republic of Korea

⁴ Department of Psychiatry, Korea University Guro Hospital, Korea University College of Medicine, Seoul, Republic of Korea

⁵ Department of IT Business, Hanmi Pharmaceutical (South Korea), Seoul, Republic of Korea

*these authors contributed equally