Thomas E. Rohrer Books

Flaps and Grafts in Dermatologic Surgery

By Jonathan L. Cook, Tri H. Nguyen, Thomas E. Rohrer

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Authored by experts in the field, this brand-new reference presents a systematic approach to which flap or graft to use in which clinical situation and how to cut and move the skin. More than 350 f...

Flaps and Grafts in Dermatologic Surgery

By Jonathan L. Cook, Andrew Kaufman, Thomas E. Rohrer

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Atlas of Cosmetic Surgery with DVD

By Christopher B. Zachary, Kenneth A. Arndt, Thomas E. Rohrer, Michael S. Kaminer, Jeffrey S. Dover

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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.