Keywords Sinus Bradycardia;blood stasis due to qi stagnation;deficiency of both qi and yin;phlegm stagnancy;stagnation of yin-cold;deficiency of both qi and blood;

• 关键词窦性心动过缓;气滞血瘀;气阴两虚;阴寒凝滞;痰瘀交阻;气血亏虚;