The Eleventh Edition of Boyd's Introduction to the Study of Disease now contains a substantial amount of material in the appendicescondensing the material in the textmaking it a great resource for the student already familiar with normal physiology and essential biology. New to this edition is information on: the cytoskeleton, care of the patient, HIV virus and AIDS, aging, Helicobacter and gastric ulcer, changes in infectious disease patterns, oncogenes...