Keywords
anatomical model, anatomy, bizarre, black background, color, contemplation, death, depression, despair, education, emotional stress, head in hands, healthcare and medicine, human bone, human representation, human skeleton, ideas, leaning, loneliness, no people, photography, problems, research, sadness, science, selective focus, series, sitting, studio shot, table, unknown, vertical, waist up, worried, 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, 1001015