What's Scotland's vaccination roll-out doing? First doses have fallen off a cliff.

- It's not supply - they've heaps in their stockpiles & other nations with identical allocations are getting on
- It's not demand - there are plenty of Scottish 40-somethings ready to go. (1/) pic.twitter.com/NoxIFAd37n

— Paul Mainwood (@PaulMainwood) April 21, 2021