血管迷走神经性晕厥出现的先兆症状和体征有哪些？

What premonitory signs and symptoms may exist for vasovagal syncope? 1.

youdao

血管迷走神经性晕厥出现的先兆症状和体征有哪些？

What premonitory signs and symptoms may exist for vasovagal syncope? 1.

youdao