None White Background Medical Equipment Close-up Close-up of a pair of scissors and a scalpel with a pair of tweezers
None Corporate Business Built Structure Holding Close-up of a businessman looking at a businesswoman holding a briefcase
None Child People Caucasian Ethnicity Close-up of a creative boy as he colors and cuts paper while lying on the floor
A diagram of the human intestines. 'Figura de Situ Viscerum' From Magnus Hundt's 'Antropologium de Hominis Dignitate, Natura et Proprietatibus', Leipzig, 1501. (Photo by Hulton Archive/Getty Images) Human Lung White Background Anatomy Figura De Situ Viscerum