Peter A Humphrey Books

Pathology of pseudoneoplastic lesions

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The Washington Manual of Surgical Pathology

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Presented in the renowned, fast-access format of other Washington Manual titles, this book is a practical guide to the clinical practice of surgical pathology. This resource covers all aspects of s...

The Washington Manual of Surgical Pathology

By Peter A. Humphrey MD PhD, John D. Pfeifer MD PhD, Louis P. Dehner MD

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Neoplastic Mimics in Genitourinary Pathology

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Neoplastic Mimics in Genitourinary Pathology

By J. Carlos Manivel, Peter Humphrey, Robert Young

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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.