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Scientist showing vaccine vial
Scientists discussing new vaccine
Researchers applauding to speaker
Researchers pointing at vial
Scientists discussing ewn vaccine
Russian scientist showing coronavirus vaccine
Chinese scientist with clipboard
Researcher showing new vaccine
Happy young scientist
International group of scientists
Female scientist showing vial
Mature female researcher with clipboard
Discussing types of vaccines
Experienced researchers shaking hands
Scientist clapping at conference
Researchers discussing vaccine
Discussing new vaccine testing
Asking question at medical conference
Researcher working on laptop
Researchers talking in hall
Young Chinese medical researcher
Young researchers talking
Researchers attending conference
Confident experienced researcher
Speaker listening to question
Researcher speaking at conference
Researcher vaccine vial
Scientist with new vaccine
Scientists applauding to speaker
