Efficacy and safety of nicorandil and ticagrelor de-escalation after percutaneous coronary intervention for elderly patients with acute coronary syndrome
1Chinese PLA Medicine School, Beijing 100853, China
2Department of Geriatric Medicine, the Sixth Medical Center of Chinese PLA General Hospital, Beijing 100048, China
3Center of Cardiovascular Disease, Beijing Chaoyang Integrative Medicine Emergency Rescue and First Aid Hospital, Beijing 100022, China
4Department of Cardiology, the Seventh Medical Center of Chinese PLA General Hospital, Beijing 100700, China
5Department of Cardiology, the Sixth Medical Center of Chinese PLA General Hospital, Beijing 100048, China
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