But the percentage declined with age, and 50% of those over 80 had none. The study by two Hungarian researchers was posted online this week but not yet reviewed by other scientists.... The state-owned Chinese company’s research showed that almost all the participants in final-stage clinical trials were under 60 — and its own researchers said there was insufficient evidence to say whether the vaccines work in the elderly.... “ Though we’re a bit afraid that we’ll receive what we already got bef

But the percentage declined with age, and 50 per cent of those over 80 had none. The study by two Hungarian researchers was posted online this week but not yet reviewed by other scientists.... The state-owned Chinese company’s research showed that almost all the participants in final-stage clinical trials were under 60 – and its own researchers said there was insufficient evidence to say whether the vaccines work in the elderly.... “ Though we’re a bit afraid that we’ll receive what we already