Clinical characteristics and thrombotic risk of atrial fibrillation with obstructive sleep apnea: results from a multi-center atrial fibrillation registry study - Xu, W; Yang, Y M; Zhu, J; Wu, S; Wang, J; Zhang, H; Shao, X H; Mo, R; Tan, J S; Wang, J Y (BMC Cardiovasc Disord, 2022)