Scientist showing test tube
Palabras clave
horizontal,
young,
adult,
people,
caucasian,
health care,
male,
medicals,
man,
working,
occupation,
professional,
test,
work,
tube,
learning,
sample,
chemical,
chemist,
experiment,
laboratory,
laboratory,
science,
solution,
analysing,
chemistry,
cognition,
research,
organisation,
analysis,
showing,
tube,
scientist,
researching,
labor,
bearded,
reagent,
exploring,
experimental,
flask,
one person,
selective focus
){kind=link}