The book titled “Principles of Health: Pain Management” by Salem Press is a reference guide published in 2020. It provides insights into pain management within the subject area of Health & Fitness. Authored by Salem Press, the hardcover book is 10.2 inches in length, 8.1 inches in width, and 1.3 inches in height, weighing 47.5 ounces with 400 pages of content. This comprehensive encyclopedia offers valuable information on pain management principles in the English language.