Michael Hertl Books

Autoimmune Disorders Of The Skin Remain An Enigma For Many Clinicians And Scientists Not Familiar With These Mostly Severe And Chronic Diseases. The Book Provides An Overview And The Latest Informa...

Autoimmune Diseases Of The Skin: Pathogenesis, Diagnosis, Management

By Michael Hertl, Stefan Hesse; Gerhard Schnell

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Autoimmune disorders of the skin remain an enigma for many clinicians and scientists not familiar with these mostly severe and chronic diseases. The book provides an overview and the latest informa...

Autoimmune Diseases of the Skin

By Michael Hertl

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Der Fokus im HNO Bereich

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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.