The thoroughly updated Third Edition of this popular and widely used review book offers interns and residents excellent preparation for the USMLE Step 3 or COMLEX-USA Level 3. The book presents approximately 900 USMLE-style questions followed by detailed answers and explanations. Questions are organized into clinical encounter contexts, exposing readers to the wide variety of physician tasks and practice settings-office, hospital, emergency department, and satellite clinic-that are tested on the exam. The comprehensive coverage includes internal medicine, surgery, psychiatry, pediatrics, neurology, and obstetrics/gynecology. A companion Website provides all the questions and answers online in an interactive format.