Dr. Chauhan is an assistant professor of pediatrics at Nemours Children's Hospital, Delaware, USA affiliated to Thomas Jefferson University, Philadelphia, Pennsylvania, USA. Dr. Chauhan serves as a faculty at a large 24 bed pediatric ICU at the hospital. His research interests include prediction of hemodynamics (CO) based on gas exchange, as a novel principle in physiology and medicine. He has this concept at society of critical care medicine annual congress and pediatric cardiac intensive care society conference, and continue to work of getting human data for ongoing work in the field.