Post:
It was also promoted as "one shot" only then it became two, three. Now four. (Five in Turkey).
My reply:
I don't remember one shot being mentioned. Presumably that was while vaccines were still being developed and little was known?
I then find an article from more than one year ago on the day the first UK vaccine that was administered that shows even then two shots were known to be needed. Hence not "one shot".
Not sure I could make it any clearer.
If you don't have any interest in reading an article from them, you can jump to the next post. I don't just cater to you and your article preferences.