The Lange Q & A Radiography Examination 12e is a comprehensive textbook authored by D. A. Saia, focusing on medical subjects such as public health and internal medicine. Published by McGraw-Hill Medical Publishing Division in 2020 as part of the 10th edition series, this trade paperback book contains 400 pages of essential information for radiography students and professionals. With a specific focus on questions and answers related to radiography, this textbook serves as a valuable resource for those looking to enhance their knowledge in the field.