Praveen Maheshwari1, Parul Maheshwari2. 1. Department of Anesthesiology, The University of Oklahoma Health Sciences Center, 750 N.E. 13th Street, Suite OAC200, Oklahoma City, OK 73014, USA. Electronic address: Praveen-Maheshwari@ouhsc.edu. 2. Department of Anesthesiology, The University of Oklahoma Health Sciences Center, 750 N.E. 13th Street, Suite OAC200, Oklahoma City, OK 73014, USA. Electronic address: Parul-Maheshwari@ouhsc.edu.