The doctor is studying in the laboratory blood through a magnifying glass, close-up of the hand.
Palabras clave
magnifier,
magnifying glass,
research,
human hand,
hand,
blood,
science,
holding,
analysing,
laboratory,
discovery,
examining,
biology,
scientist,
doctor,
microbiology,
biotechnology,
magnification,
closeup,
check-up,
erythrocytes,
expertise,
health care,
medicine,
technician,
working,
glove,
blue
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