University of Pennsylvania, University of Pennsylvania - Children's Hospital of Philadelphia, University of Pennsylvania, University of Pennsylvania, University of Pennsylvania, University of Pennsylvania - Perelman School of Medicine, University of Pennsylvania, University of Pittsburgh - School of Medicine, University of Pittsburgh, University of Iowa, Pennsylvania State University, Seattle Children's Research Institute, Ochsner Health, University of Nebraska at Lincoln - University of Nebraska Medical Center, Columbia University, Cornell University - Weill Cornell Medicine, Northwestern University - Division of General Internal Medicine, University of Missouri, Children's National Hospital, Yeshiva University - Albert Einstein College of Medicine, Ohio State University (OSU), New York University (NYU) - Grossman School of Medicine, University of Colorado at Denver - School of Medicine, University of Pennsylvania - Children's Hospital of Philadelphia, University of Michigan at Ann Arbor, University of Pennsylvania - Children's Hospital of Philadelphia, University of Pennsylvania - Children's Hospital of Philadelphia, University of Pennsylvania and Independent

University of Pennsylvania, University of Pennsylvania, University of Pennsylvania, University of Pennsylvania, University of Pennsylvania, University of Pennsylvania, University of Pennsylvania, University of Pennsylvania, Nationwide Children's Hospital - Abigail Wexner Research Institute, Northwestern University, New York University (NYU), Vanderbilt University, University of Colorado, Aurora, University of Michigan at Ann Arbor, Columbia University, University of Pennsylvania, University of Pennsylvania - Children's Hospital of Philadelphia, University of Pennsylvania and Independent