Middle-aged man with grey hair, dedicated scientist! working hard on his report from the lab, pushing the boundaries of medicine.
Contributor: Krakenimages.com
ID : 681049560
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Keywords
grey hair, man, male, adult, mature, senior, hispanic, beard, expression, science, research, medicine, scientist, experiment, technology, professional, microscope, chemist, biology, analysis, work, men at work, working, tube, test, security, write, writing, book, notebook, checklist, document, paperwork, report, serious, relaxed, clinic, center, hospital, room, indoor, indoor, laboratory, laboratory, pharmacy, chemistry, dedication, endeavourRelated items
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