Serious, focused middle age man with grey hair, a mature scientist, engrossed in his medical research using laptop at his lab's table.
Palabras clave
grey hair,
man,
male,
adult,
mature,
senior,
hispanic,
beard,
science,
research,
medicine,
scientist,
experiment,
medicals,
professional,
microscope,
chemist,
biology,
analysis,
men at work,
working,
test tube,
table,
sitting,
laptop,
computer,
cyberspace,
online,
serious,
condensed,
face,
relaxed,
focused,
goggles,
clinic,
center,
hospital,
room,
indoor,
indoor,
laboratory,
laboratory,
pharmacy,
chemistry,
technologic,
intellect,
dedication,
passionate
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