Middle age grey-haired man scientist writing on document holding bottle at laboratory
Palabras clave
grey-haired,
man,
male,
adult,
elderly,
mature,
person,
senior,
beard,
confident,
smiling,
science,
research,
medicine,
scientist,
experiment,
technology,
medicals,
professional,
microscope,
chemist,
biology,
analysis,
work,
men at work,
working,
test tube,
table,
sitting,
bottle,
measuring,
measure,
measurement,
liquid,
write,
writing,
paperwork,
document,
clipboard,
clinic,
center,
hospital,
room,
indoor,
indoor,
laboratory,
laboratory,
pharmacy
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