Dr Hanna is a Pediatric Allergy, Asthma and Immunology Specialist. She is an Assistant Clinical Professor in the Department of Pediatrics at McMaster. She is the Vice Chair in the Ontario Medical Association section for Allergy and Clinical Immunology. She is co-founder of Halton Pediatric Allergy Clinic. Her interests include early childhood allergy prevention, aeroallergen immunotherapy and oral food immunotherapy. Dr Hanna has focused her clinical practice at Halton Pediatric Allergy towards accurate diagnostics and management of food allergy.