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He, Qiyu, Chun-Yat Sze, Tin-Yau Shum, Guang Hao, Nga-Yin Belinda Wong, Tat-Hang Sin, Wei Wei, ja Sujian Xia. "Comparing Clinical Outcomes of NOACs With Warfarin On Atrial Fibrillation With Valvular Heart Diseases: A Meta-analysis." BMC Cardiovasc Disord 2019.

He, Qiyu, et al. "Comparing Clinical Outcomes of NOACs With Warfarin On Atrial Fibrillation With Valvular Heart Diseases: A Meta-analysis." BMC Cardiovasc Disord 2019.