Imagawa, H., Yagi Takayoshi, . and Taniguchi, H. 2017. CORONARY STENT AND PROSTHETIC HEART VALVE INFORMATION VIA SMARTPHONE NEW APPLICATIONS IMPROVING HEALTH-CARE QUALITY OF PATIENTS HAVING UNDERGONE PERCUTANEOUS CORONARY INTERVENTION AND ARTIFICIAL VALVE REPLACEMENT. MATTER: International Journal of Science and Technology. 3, 1 (May 2017), 224–234. DOI:https://doi.org/10.20319/mijst.2017.s31.224234.