This work was supported by grants from the National Natural Science Foundation of China (No. 81670294, 81200141); Beijing Novel Program (No. 2011081, Z131103000413116).
Background Elevated homocysteine (Hcy) has been reported to be associated with cardiovascular events in atrial fibrillation (AF) pa- tients, while the age-related expression pattern of plasma Hcy in AF remains unk...