Royal Price Alfred Hospital Allergy Unit Sydney is a leading, world-class authority on food intolerance. Dr Anne R Swain is Head Dietitian at the RPAH Allergy Unit. Dr Velencia L Soutter is a Consultant Paediatrician, with special interests in nutrition, food allergy, food intolerance and associated problems. Dr Rob H Loblay is Director of RPAH Allergy Unit and a Clinical Immunologist, with special interests in allergic disease, food intolerance and diet-related gastrointestinal conditions.