Gary D. Friedman Books

Primer of epidemiology

By Gary D. Friedman

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Primer of epidemiology

By Gary D. Friedman

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Primer of epidemiology

By Friedman Gary D. 1934 ., Gary D. Friedman

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Primer of Epidemiology

By Gary D. Friedman

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Primer of Epidemiology

By Gary D. Friedman

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Written for physicians, medical students, and other health care professionals, this text explains epidemiologic concepts clearly and simpy, illustrating them with clinically relevant case studies....

Guia Completa para la Camara Sony Cybershot Rx 100 Mk Ii

By Gary Friedman

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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.