Covering all the basic and clinical concepts you need to know for your coursework and USMLEs, Immunology, 9^th Edition, offers a well-illustrated, carefully structured approach to this complex and fast-changing field. Carefully edited and authored by experts in both teaching and research, it provides cutting-edge, consistent coverage that links the laboratory and clinical practice. A user-friendly, color-coded format, including key concept boxes, explanatory diagrams, and nearly 200 photos to help you visually grasp and retain challenging concepts.