Neil Theise, MD, Pathologist at New York University School of Medicine and co-author of study by group of scientists who discovered “interstitium,” a new organ within the human body, looks at medical slides in New York City

Neil Theise, MD, Pathologist at New York University School of Medicine and co-author of study by group of scientists who discovered “interstitium,” a new organ within the human body, looks at medical slides in New York City, U.S. March 27, 2018. Picture taken March 27, 2018. REUTERS/Elly Park