Bugünden sonra yapılacak COVID19 aşı geliştirme klinik denemelerinde plasebo kullanılmasını uygun buluyor musunuz?
After today, Do you consider using a placebo in the COVID 19 vaccine development clinical trials to be conducted is appropriate?

Yes

No

Other

Mixing Pfizer and AstraZeneca vaccines can provide strong protection against Covid-19, early results from a British study suggest. The New York Times.
https://www.nytimes.com/2021/06/28/health/mixing-pfizer-astrazeneca-results.html?smid=tw-nytimes&smtyp=cur

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