Laboratory diagnosis of synthetic substances, Scientist or researcher examines the substance in vitro and record information, Lab experiments, Researchers scientist working analysis with test tube.
Laboratory diagnosis of synthetic substances, Scientist or researcher examines the substance in vitro and record information, Lab experiments, Researchers scientist working analysis with test tube.
The scientists are hard-working for Invented the anti-coronavirus vaccine formula in the laboratory. the concept of coronavirus, vaccination, laboratory and medical.
Serious experienced female scientist working with modern microscope while holding scientific research in laboratory
