%0 Journal Article %T Percutaneous Coronary Intervention Is More Beneficial Than Optimal Medical Therapy in Elderly Patients with Angina Pectoris %A Ae-Young Her %A Byeong-Keuk Kim %A Dong-Ho Shin %A Donghoon Choi %A Hoyoun Won %A Hyuck Moon Kwon %A Jung-Sun Kim %A Myeong-Ki Hong %A Yangsoo Jang %A Yong Hoon Kim %A Young-Guk Ko %J Archive of "Yonsei Medical Journal". %D 2016 %R 10.3349/ymj.2016.57.2.382 %K Percutaneous coronary intervention %K elderly patient %K angina pectoris %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4740530/