The best comprehensive review for the USMLE Step 1 directly linked to high-yield facts from Dr. Le's “First Aid for the USMLE Step 1,” this essential study guide offers board-style questions and answers, easy-to-navigate, high yield explanations for correct and incorrect answers. The Premium Version includes: • 640+ practice questions • Detailed explanations with images • Developed by experts • 330+ tough quiz questions • 130+ high-yield images, diagrams, and tables • Unlimited access to ALL categories: • Biochemistry, Embryology • Microbiology, Immunology • Pathology, Pharmacology • Endocrine System And more! • Detailed results tracking Life is full of challenges but studying for the USMLE doesn't have to be one of them. With the First Aid Q&A for USMLE Step 1 app, everything you need to know to ace the exam is right at your fingertips. What could be easier? No more lugging around heavy textbooks and review guides. This dynamic app is certain to lighten your load. With questions and detailed explanations covering topics included in the USMLE and medical boards, this app will put you squarely on the path to success. By flagging questions as you go, this comprehensive study tool, enables easy review of problem areas. Detailed analytics allow users to review their statistics and even uncover their category strengths and weaknesses. By offering a rigorous review of key concepts and facts, this app gives users the knowledge they need to master the USMLE and other medical exams and begin rewarding professional careers. Call us at 319-246-5299 and email us at firstname.lastname@example.org with any questions. About the Senior Editors: Tao Le, MD is Assistant Clinical Professor of Pediatrics in the Division of Allergy and Immunology at the University of Louisville. He is also affiliated with the Division of Allergy and Immunology at The Johns Hopkins University School of Medicine. Dr. Le has been writing First Aid books and preparing medical students for the boards for almost 20 years. James A Feinstein is a practicing pediatrician and pediatric health services provider. He attends in the Special Care Clinic at The Children's Hospital Colorado. He is also a research fellow at the University of Colorado School of Medicine.