Roger K. Freeman Books

"Fetal heart rate monitoring is widely used by almost every obstetrician as a way to document the case and to help decrease health care costs. This is a short reference on the physiologic benefits,...

Drugs in Pregnancy and Lactation

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Frmacos Durante El Embarazo Y La Lactancia Gua De Referencia Del Riesgo Fetal Y Neonatal

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Evaluation of cesarean delivery

By American College Of Obstetricians And Gynecologists. Task Force On Cesarean Delivery Rates

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Safe Delivery: Protecting Your Baby During High Risk Pregnancy

By Roger K. Freeman

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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.