Laura Goetzl Books

Obstetrics Normal and Problem Pregnancies

By Laura Goetzl, Mark Landon, Henry Galan, Jennifer R. Niebyl, Steven G. Gabbe, Joe Leigh Simpson, Eric R. M. Jauniaux

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This new edition includes significant and extensive changes throughout to provide current information. New chapters are included, surgical chapters have been combined (with the exception of cesarea...

Healthy pregnancy over 35

By Laura Goetzl

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Conception and Pregnancy Over 35

By Laura Goetzl

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Avoir un enfant apres 35 ans

By Laura Goetzl

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Schwanger werden schwanger sein ab 35

By Laura Goetzl

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Umfassender und mit vielen Fotos und Abbildungen attraktiv gestalteter Ratgeber für Spätgebärende.

Concepcion y embarazo a partir de los 35

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Conception Pregnancy Over 35

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Concepcion y Embarazo Despues de Los 35

By Laura Goetzl

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Obstetrics Normal and Problem Pregnancies E dition

By Laura Goetzl, Joe Leigh Simpson, Henry Galan, Jennifer R. Niebyl, Steven G. Gabbe

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Obstetrics: Normal and Problem Pregnancies Online

By Laura Goetzl, Mark Landon, Joe Leigh Simpson, Jennifer R. Niebyl, Steven G. Gabbe, Henry L. Galan, Eric R. M. Jauniaux

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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.