n nPublishers Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product.n n nn n1,000 questions and answers prepare you for the USMLE Step 1 n nThe only comprehensive Q&A review for the USMLE Step directly linked to high-yield facts from Dr. Les First Aid for the USMLE Step 1, this essential study guide offers 1000 board-style questions and answers, easy-to-navigate, high yield explanations for correct and incorrect answers, and more than 350 accompanying images.n nFeatures: nn n- 1000 board-style questions and answers -- reviewed and approved -- by students who just aced the exam n- Detailed explanations for both right and wrong answers - with letter options in boldface for at-a-glance review n- Chapters keyed to Dr. Les First Aid for the USMLE Step 1 so you can simultaneously review questions and high-yield facts n- 130+ high-yield images, diagrams, and tables n- One complete practice exam consisting of 7 blocks of 50 questions simulates the exam experience