Dr William Smith MBBS (Hons) PhD FRACP FRCPA is a Specialist Immunology and Allergy Physician and Immunopathologist in Adelaide, South Australia. William has more than 20 years of experience as a specialist Immunology and Allergy physician. He currently works in private practice as well as being a senior staff specialist in the Department of Allergy and Immunology at the Royal Adelaide Hospital. His clinical and research interests include allergic rhinitis, allergen immunotherapy, drug allergy, urticaria and angioedema. He has published many studies in allergy and immunology. William completed his medical degree from Adelaide University in 1985 and completed his advanced training in immunology and allergy in 1993. He has been a Fellow of the Royal Australian College of Physicians (RACP) and Royal College of Pathologists of Australasia (RCPA) since 1994.