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Vaksin COVID-19: Pfizer BioNTech lancar ujian klinikal vaksin Omicron
Ia menguji tindak balas imunisasi berdasarkan vaksin berasaskan Omicron sebagai rejimen tiga suntikan terhadap individu tidak divaksin.
Wed Jan 26 2022
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Vaksin COVID-19: Johnson & Johnson berkesan tangani varian Delta
Data menunjukkan ketahanan tindak balas imunisasi bagi penerima vaksinnya bertahan sekurang-kurangnya lapan bulan.
Fri Jul 02 2021