BBCNEWS BBC News July 18, 2021 00:15:00
Side effects? well, the trial that will run in _ side effects? well, the trial that will run in the - side effects? well, the trial that will run in the uk - side effects? well, the trial that will run in the uk is - that will run in the uk is probably the best at addressing this, and it showed that if you have a first dose of pfizer, and the second dose of pfizer, that gave you a very short period of time the best antibody levels, the second best was the first dose astrazeneca, then pfizer, the...
Source: archive.org