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Continue to Chatफायझर, अॅस्ट्राझेनेका लशींमुळे संसर्गाच्या तुलनेत अधिक प्रतिपिंडे https://www.loksatta.com/desh-videsh/pfizer-astrazeneca-covid-vaccines-generate-more-antibodies-than-natural-infection-zws-70-2671708/?utm_source=whatsapp_web&utm_medium=social&utm_campaign=socialsharebuttons