John R Lesser MD Books

Structural Heart Cases: A Color Atlas Of Pearls And Pitfalls

By Wesley A. Pedersen, Richard Bae, John R. Lesser, Paul Sorajja, Emmanouil Brilakis MD PhD FACC FAHA FESC FSCAI, Emmanouil Brilakis, Paul Sorajja MD FACC FAHA FSCAI, Paul Sorajja MD, Wesley A Pedersen MD, John R Lesser MD, Richard Bae MD

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Using A Practical, Case-based Format, This Superbly Illustrated Atlas By Dr. Paul Sorajja Is A Comprehensive Collection Of More Than 130 Professional Experiences In Treating Structural Heart Diseas...

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.