H. Clifton Simmons, 3rd Chroma, Incorporated, 2009 - Medical - 342 pages Craniofacial Pain: A Handbook for Assessment, Diagnosis and Management, edited by H. Clifton Simmons, D.D.S., is one of the most complete handbooks on craniofacial pain available today, comprised of twelve chapters, an extensive glossary and detailed index. It was written by eighteen full-time practicing dentists, who treat facial pain as a large component of their patient clientele. They are all members of the American Academy of Craniofacial Pain.