Two chapters on Pain: – Textbook of pain ch 40. Rehabilitation of Movement ch 5

Gifford L S Thacker M and Jones M 2006 Physiotherapy and pain. In: McMahon S, Koltzenburg M.  Wall and Melzack’s Textbook of Pain, 5th Edn pp:603-617

Gifford L S 1997 Pain. In: Pitt-Brooke (ed) Rehabilitation of Movement:  Theoretical bases of clinical practice  Saunders, London 196-232