1. Acute appendicitis and dietary fibre: an altemative hypothesis;Barker, D.J.P.;BMJ,1985
2. Appendicitis epidemic following introduction of piped water to Anglesey. J7 Epidemiol;Barker, D.J.P.; JA, Morris; S, Simmonds; RHP, Oliver;Community Health,1988
3. Report on Anglesey water supply;Raffety, SR,1943
4. Report of the Committee of Inquiry into the anti-tuberculosis service in Wales and Monmouthshire;Ministry of Health,1939
5. Acute appendicitis and bathrooms in three samples of British children;Barker, D.J.P.; Osmond, C.; Golding, J.; Wadsworth, M.E.J.;BMJ