![Top doctors want 12-week Pfizer vaccine gap halved](https://cdn.newsserve.net/en/knowledge/Pfizer_20190121.jpg)
Top doctors want 12-week Pfizer vaccine gap halved
They say delaying second doses in order to give more people their first is "difficult to justify".
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They say delaying second doses in order to give more people their first is "difficult to justify".
Full ArticleSenior doctors have called on England's chief medical officer to halve the gap between the first and second doses of the Pfizer..