Eugene C. Toy Books

Case Files Pediatrics, Fourth Edition

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"Sixty high-yield pediatrics cases help you sharpen your diagnostic and problem-solving skillsYou need exposure to high-yield cases to excel on the pediatrics clerkship and the shelf-exam. Case Fil...

Case Files Surgery, Fourth Edition

By Eugene C. Toy

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"You need exposure to high-yield cases to excel in the surgery clerkship and on the shelf exam. Case Files: Surgery presents 56 real-life cases that illustrate essential concepts in surgery. Each c...

Case Files Emergency Medicine, Third Edition

By Eugene C. Toy

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"Real life cases for the emergency medicine clerkship and shelf-exam. Case Files: Emergency Medicine presents 50 real-life cases that illustrate essential concepts in emergency medicine. Each case...

Case Files Critical Care

By Eugene C. Toy, Manuel Suarez, Terrence H. Liu

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Case Files Internal Medicine, Third Edition

By Eugene C. Toy

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Case Files Internal Medicine

By Eugene C. Toy

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Case Files Anatomy 3 E

By Eugene C. Toy, Lawrence M. Ross, Cristo Papasakelariou, Hang Zhang

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Case Files Cardiology

By Eugene C. Toy, Michael D. Faulx

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Case Files Microbiology, Third Edition

By Eugene C. Toy, Anush S. Pillai, Audrey Wanger, Cynthia R. Skinner DeBord, James D. Kettering

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Case Files Gynecologic Surgery

By Eugene C. Toy, Cristo Papasakelariou, Keith Reeves, Konrad P. Harms

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.