[ad_1]
- Corona Virus: Shocking News Undermines “Natural Immunity” Theory For Arab Crown
- Study: Immunity to Corona virus decreases over time and lasts for several months, Sky News Arabia
- Corona Virus: Recovering Antibodies “Fade Rapidly” During BBC Arabic Months
- Researchers: Antibodies against corona virus decline rapidly after Al-Masry Al-Youm infection
- British Study: Corona symptoms are an indication of another issue happening in the free body
- See full news coverage on Google News
