1. Aufderheide AC, Rodríguez-Martín C (1998) The Cambridge encyclopedia of human paleopathology. Cambridge University Press, Cambridge
2. Ortner DJ (2003) Identification of pathological conditions in human skeletal remains, 2nd edn. Academic Press, San Diego
3. Roberts C, Manchester K (2005) The archaeology of disease, 3rd edn. Cornell University Press, Ithaca
4. Van der Linden S, Van der Heijde D (2001) Spondyloarthropathies. Ankylosing spondylitis. In: Ruddy S, Harris E Jr, Sledge C (eds) Kelley’s textbook of rheumatology, 6th edn. Saunders, Philadelphia, pp 1039–1053
5. Resnick D, Niwayama G (1988) Diagnosis of bone and joint disorders, 2nd edn. Saunders, Philadelphia