portrait happy smiling middle aged man white lab coat

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Portrait of a happy smiling middle-aged man in a white lab coat Royalty Free Stock Photo

Portrait of happy smiling mid adult medical doctor on white Royalty Free Stock Photo

Portrait of happy smiling mid adult engineer on white Royalty Free Stock Photo

A bearded, smiling middle-aged man in a lab coat stands against an isolated white background, suggesting professionalism Royalty Free Stock Photo

Smiling elderly caucasian man in a white lab coat and glasses giving thumbs up in front of a plain white background Royalty Free Stock Photo

Portrait of a happy smiling middle-aged man in a white lab coat

Portrait of a smiling middle aged doctor in lab coat with stethoscope Royalty Free Stock Photo

Asian middle aged male professional doctor in white lab coat with stethoscope standing smiling crossed arms together team up with Royalty Free Stock Photo

Portrait of a happy smiling middle-aged man in a white lab coat facing the camera over a blue studio background in a concept of medical doctor, technician, or scientist