Roger F. Steinert Books

Excimer laser phototherapeutic keratectomy

By Dimitri T. Azar

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The Nd Yag Laser in Ophthalmology

By Roger F. Steinert, Carmen A. Pullafito

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Cataract Surgery

By Roger Steinert

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Presents advances in phacoemulsification instruments and techniques; covers a full range of key topics including anesthesia, management of pediatric cataracts, intraocular lenses, and lasers; refle...

Anterior Segment Optical Coherence Tomography

By David Huang, Roger Steinert

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$Refractive Surgery$

Refractive Surgery

By Stephen G. Slade, Roger F. Steinert, Vance M. Thompson, Helen K. Wu, Peter S. Hersh

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Cataract Surgery

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Essentials of OCT in Ocular Disease

By Dhivya Ashok Kumar, Roger F. Steinert, Amar Agarwal

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Excimer Laser Therapy Phototherapeutic Keratectomy

By Walter J. Stark, Dimitri T. Azar, Roger E. Steinert

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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.