Claus Bachert Books

Allergic Rhinitis

By Joop Grevelink, Gilles Lugassy, Guy Foucher, Ronald Moy, Juliet Compston, David Chiu, Simon Lovestone, Elliot Allieu, Appleton, Claus Bachert, Elliot, Robert Naclerio, Sam Schulman, Benjamin Brenner, Michale Marsh, C. Paul Van Cauwenberge, William Littler, Serge Gauthier, Paul C. Van Cauwenberge

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Padiatrie.

By Karl Heinz Niessen

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Asthme et rhinite allergique

By Claus Bachert

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Cette synthèse détaille les rapports fondamentaux, épidémiologiques et physiopathologiques entre asthme et rhinite allergique et expose le diagnostic et les stratégies thérapeutiques correspondant...

Chronic Rhinosinusitis

By Luo Zhang, Claus Bachert

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Chronic Rhinosinusitis

By Luo Zhang, Claus Bachert

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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.