Modernized and updated, Allergens and Allergen Immunotherapy, Fourth Edition discusses all major areas of allergens and Compiling the research of an influential team of investigators and scientists, Allergens and Allergen Immunotherapy is filled with quick reference charts, tables and indexes. Allergists, immunologists, and otolaryngologists will find this new streamlined fourth edition a great practical reference for on-the-go diagnosis, treatment, and management of allergies. NEW TO THE FOURTH