有高血壓、糖尿病、心臟病、賢臟病、癌症、肺氣腫、免疫功能不全者，恐不適宜打疫苗。65歲以上有上述疾病者，一旦染疫、絕大部份立即轉重症、3日內死亡，老人還是乖乖在家較安全。

No response has been written yet. It is recommended to maintain a healthy skepticism towards it.