Through 10 outstanding editions, Kelley & Firestein's Textbook of Rheumatology has provided authoritative, in-depth guidance in rheumatology with an ideal balance of basic science and clinical application. The 11th Edition of this classic text continues this tradition of excellence, while keeping you abreast of recent advances in genetics and the microbiome, new therapies such as biologics and biosimilars, and other rapid changes in the field. It provides comprehensive, global coverage of all aspects of diagnosis, screening, and treatment in both adults and children, in a user-friendly, full color reference.