USMLE Step 1 Flashcards [Instant Access] 12,000+ easily memorizable flashcards for the USMLE Step 1 Created by subject experts and updated year-round for free One-time purchase for 12 months access on the web, iOS, and Android Study with rapid-fire digital flashcards, multiple choice questions, and games Be a more efficient studier with spaced repetition which automatically presents the best facts to review based upon your right and wrong answers