Diagnoses, treats and displays problems that enhance the risk of disability, for example neuromuscular disorders and Persistent pain In 1944, the Baruch Committee, commissioned by philanthropist Bernard Baruch, described the specialty as a mix of the two fields and laid the framework for its acceptance being an official clinical specialty. https://www.localstar.org/regenerative-institute-of-newport-beach---stem-cell-doctor-for-pain-management