Here are the references for a piece on the Pod Delusion podcast last week. The dreadful quality of the recording is all my fault.

http://www.ncbi.nlm.nih.gov/pubmed/16569567

http://www.amazon.co.uk/Screening-Evidence-practice-Angela-Raffle/dp/0199214492

http://whqlibdoc.who.int/php/WHO_PHP_34.pdf

newbornbloodspot.screening.nhs.uk/getdata.php?id=11648

http://www.scielo.org.ar/pdf/rac/v76n2/en_v76n2a20.pdf

http://www.screening.nhs.uk/cms.php?folder=2898

http://www.annals.org/content/147/12/854.full

http://summaries.cochrane.org/CD001877/screening-for-breast-cancer-with-mammography

http://www.nhsdirect.nhs.uk/decisionaids

http://www.screening.nhs.uk/hcm#mce_temp_url#

http://www.nejm.org/doi/full/10.1056/NEJMoa070972

http://content.onlinejacc.org/cgi/content/abstract/42/11/1959?ijkey=cebf4fab66fd658832c7246124a4530c77eab366&keytype2=tf_ipsecsha