Trisha Posner Books

This is not your mother s menopause

By Trisha Posner

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No Hormones No Fear

By Trisha Posner

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This Is Not Your Mother s Menopause

By Trisha Posner

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The Pharmacist of Auschwitz

By Trisha Posner

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253 pages, 14 unnumbered pages of plates : 21 cm

No Hormones, No Fear

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Five years ago, at the age of forty-six, Trisha Posner was surprised to learn from a blood test that she was in full-blown menopause. Her gynecologist urged her to begin hormones immediately, but,...

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.