Bivalirudin versus heparin in patients with or without bail-out GPI use: a pre-specified subgroup analysis from the BRIGHT-4 trial oleh Jia Liao, Miaohan Qiu, Xiaojian Feng, Kui Chen, Dingbao Zhang, Yuncheng Zou, Xiaohui Zheng, Gang Zhao, Nailiang Tian, Zeqi Zheng, Xiaoping Peng, Qing Yang, Zhenyang Liang, Yi Li, Yaling Han, Gregg W. Stone