Keywords
55-59 years, close-up, concentration, day, development, differential focus, digital tablet, h, holding, indoors, lab coat, laboratory, microscope, mid section, one mature woman only, one person, part of, pharmaceutical, research, sample, science, scientist, technician, touching, vial, woman, working, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, u18376631