References The International Agency for Research on Cancer The Royal Society of Medicine Health Encyclopaedia Dr Robert Youngson, Bloomsbury 2000 Collins Paperback Dictionary Harper Collins 1995 Baillières Nurses Dictionary 21st edition Barbara F. Weller, Baillière Tindall Ltd 1990 Internet resources: NHS Cancer Screening The BBC Physicians Comittee for Responsible Medicine The Institute of Complementary Medicine CancerBACUP Cancer Index Breast Cancer Care Oncolink Netdoctor |