Henry R. Black Books

Clinical Trials in Hypertension

By Black

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Hypertension Primer

By Council For High Blood Pressure Research American Heart Association

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Women s Words Women s Stories

By Lois Stiles Edgerly

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Hypertension: A Companion To Braunwald'S Heart Disease

By Elliott, William J. M.D., Henry R. Black, Henry R. Black MD, William Elliott MD PhD

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Clinical Hypertension Is One Of The Most Serious Long-term Problems Associated With Heart Disease. This Companion To Braunwald's Heart Disease Focuses In Depth On This Key Area Of Cardiovascular Me...

Hipertension complemento de Braunwald. Tratado de cardiologia 2. ed.

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Hypertension: A Companion To Braunwald'S Heart Disease

By Henry R. Black, William Elliott

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Clinical hypertension is one of the most serious long-term problems associated with heart disease. This companion to Braunwald's Heart Disease focuses in depth on this key area of cardiovascular me...

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.