Opinions are divided even among experts!

There are 3 types of Medical stuff, Pros, Centrists and Opponents.
Most of the viral specialists have a tendency to take Pros with some exceptions. GP and the stuff in some institute take one of the latters.
People who must make decision on unknown matters must have much troubles. They are suffering from threatens in case of unpredictable results. Side effects and secondary effects are not cleared in medium to long term. Sufficient researches and developments had not been performed. No responsibility by the Pharmaceutical but supported by Government Authority though difficulty of causal relationship.

Effective rate differs depending on the vaccine manufacturers. Pfizer 95% for 60 million, AstraZeneca 50~70% for 60 million, Moderna 94% for 25 million people. Appearance of different mutant strains that comes one after another in future. And no proof of effectiveness on unknown mutant strains. Now, New Omicron variant appeared in Southern Africa, no one predict anything about this. Even among specialist and professionals in Virology, the opinions are divided and results are opposite at all. Scientifically obtained truth and fact are located in a hostile relationships!