Nice clean copies of volumes 1 and 2. The "Encyclopedia of Heart Diseases, 2nd Edition" is a comprehensive textbook covering various aspects of medical science, specifically in the field of cardiology and internal medicine. Published by Humana Press in 2010, this hardcover book spans two volumes and contains 900 pages filled with valuable information. Authored by M. Gabriel Khan, this textbook is designed for adult education and further learning, making it a valuable resource for those interested in the complex world of heart diseases. The encyclopedia offers a detailed exploration of heart diseases, making it a must-have for students and professionals in the field.