For all my fellow radiology technologists who need to meet ongoing continuing education requirements here are two category A course materials. 1. X-Ray Lady - Introduction to Breast Tomosynthesis Breast Density and Breast Cancer Risk ~ Reference, Text & Test ~ 12 Category A CE Credits Original cost: $125. 2. X-Ray CE - Radiology 101 Basics and Fundamentals of Imaging ~ Text & Test ~ 12 Category A Credits - Original cost: $98. TOTAL 24 Category A Credits. You will need to purchase the tests only from the company. I will include my work sheet answer key.