Book excerpt: Publisher's Note: Products purchased from third-party sellers are not guaranteed by the publisher for quality, authenticity, or access to online practice tests, Qbank, and other resources included with the product. The only official Kaplan Lecture Notes for USMLE Step 1 cover the comprehensive information you need to ace the exam and match into the residency of your choice. Up-to-date: Updated annually by Kaplan’s all-star faculty Integrated: Packed with clinical correlations and bridges between disciplines Learner-efficient: Organized in outline format with high-yield summary boxes Trusted: Used by thousands of students each year to succeed on USMLE Step 1 Looking for more prep? Our USMLE Step 1 Lecture Notes 2018: 7-Book Set has this book, plus the rest of the 7-book series.