Jacob M. Appel MD Books

Phoning home

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"Phoning Home is a collection of entertaining and thought-provoking essays featuring the author's quirky family, his Jewish heritage, and his New York City upbringing. Jacob M. Appel's recollection...

Who Says You'Re Dead?: Medical & Ethical Dilemmas For The Curious & Concerned

By Jacob Appel, Jacob M. Appel MD

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"In short, engaging scenarios, Dr. Appel takes on hot-button issues that many of us will confront: genetic screening, sexuality, privacy, doctor-patient confidentiality. He unpacks each hypothetica...

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.