Dr. Sullivan is a pediatric cardiologist with advanced training in pediatric pulmonary hypertension. Her research focuses on examining the role of pulmonary vasodilator therapies in the treatment of pulmonary vascular disease in patients with single ventricle congenital heart disease. She also has interest in evaluating the hemodynamics and treatments for pulmonary hypertension associated with congenital heart disease and bronchopulmonary dysplasia. As a member of the multi-disciplinary Vanderbilt Children’s Pediatric Pulmonary Hypertension Program and North American Pediatric Pulmonary Hypertension Network, she is involved in multi-institutional collaborative research on pediatric pulmonary hypertension.

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Dr. Mohammad is a pediatric transplant hepatologist whose focus is improving long-term outcomes in children with chronic liver disease. He studies quality of life and interventions to improve health outcomes in pediatric transplant recipients from infancy to young adulthood. He has led efforts to develop national consortia to help study rare liver diseases.

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Dr. Rachel Robison is a pediatric allergist-immunologist with expertise in clinical research studies of asthma and food allergy. She has been a principal investigator and co-investigator on over 16 food allergy clinical trials studying therapeutic interventions for the disease. Dr. Robison directs the Food Allergy Program and is the VUMC site primary investigator of the Food Allergy Research and Education (FARE) Clinical Network’s Food Allergy Collaborative of Tennessee and Virginia Discovery Center. Her research interests include the study of novel therapeutics for treatment of food allergy, immunotherapy and understanding how these therapies can be successfully integrated into real-world patient care.

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