Book excerpt: Designed for medical students on their clerkship rotation, this new edition of MKSAP for Students 4 includes more than 400 new, patient-centered self-assessment questions and answers, focused on important internal medicine information from the Core Medicine Clerkship Curriculum Guides Training Problems. The accompanying CD-ROM automatically tracks progress, assesses areas for further focus, enables category-based and random question ordering, and links directly to PubMed.