Virus more contagious by mutation in second wave

Corona mutation increases the risk of infection A study by the Houston Methodist Hospital is the first to compare samples of the coronavirus at two … Read more

Corona mutation: In the second wave, the virus was more contagious than before

Corona mutation increases the risk of infection A study by the Houston Methodist Hospital is the first to compare samples of the corona virus at … Read more

New corona theory from US researchers: do masks make us immune?

In the video: This is what hygienist Dr. Tin to study Is there anything wrong with the theory? We have that Dr. Georg-Christian Zinn, Director … Read more

Does the mask requirement make us immune?

In the video: This is what hygienist Dr. Tin to study Is there anything wrong with the theory? We have that Dr. Georg-Christian Zinn, Director … Read more

Does the mask requirement make us immune to corona?

In the video: This is what hygienist Dr. Tin to study Is there anything wrong with the theory? We have that Dr. Georg-Christian Zinn, Director … Read more