The scientists are hard-working for Invented the anti-coronavirus vaccine formula in the laboratory. the concept of coronavirus, vaccination, laboratory and medical.
Technician hold in arms in protective gloves sample bottle with poison fluid portrait. Medical worker in uniform use reagent tube for virus infection exam or biological toxic reaction drug creation
A scientist or doctor in a lab coat writes test results. Laboratory glassware, available chemical fluid.
Close up picture of scientist wearing persona; protective equipment or ppe using microscope to do experiment about covid-19 or coronavirus vaccine in the lab. science and medical concept
